Home / 906,802.80-1,360,204.20-749,209.20

Finding the Fourth Proportional to 906,802.80, 1,360,204.20 and 749,209.20

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Solution

The fourth proportional to 906,802.80, 1,360,204.20 and 749,209.20 is: 1,123,813.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,802.80 : 1,360,204.20 = 749,209.20 : x
  2. Step 2: Convert to fraction form
    906,802.80/1,360,204.20 = 749,209.20/x
  3. Step 3: Cross multiply
    906,802.80x = 1,360,204.20 × 749,209.20
  4. Step 4: Simplify right side
    906,802.80x = 1,019,077,500,518.64
  5. Step 5: Solve for x
    x = 1,019,077,500,518.64/906,802.80
  6. Step 6: Final answer
    x = 1,123,813.80

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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.