Home / 2,088,210.80-3,132,316.20-1,839,378.80

Finding the Fourth Proportional to 2,088,210.80, 3,132,316.20 and 1,839,378.80

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Solution

The fourth proportional to 2,088,210.80, 3,132,316.20 and 1,839,378.80 is: 2,759,068.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,210.80 : 3,132,316.20 = 1,839,378.80 : x
  2. Step 2: Convert to fraction form
    2,088,210.80/3,132,316.20 = 1,839,378.80/x
  3. Step 3: Cross multiply
    2,088,210.80x = 3,132,316.20 × 1,839,378.80
  4. Step 4: Simplify right side
    2,088,210.80x = 5,761,516,013,176.56
  5. Step 5: Solve for x
    x = 5,761,516,013,176.56/2,088,210.80
  6. Step 6: Final answer
    x = 2,759,068.20

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.