Home / 1,574,786.76-2,173,561.20-963,449.16

Finding the Fourth Proportional to 1,574,786.76, 2,173,561.20 and 963,449.16

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Solution

The fourth proportional to 1,574,786.76, 2,173,561.20 and 963,449.16 is: 1,329,777.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,786.76 : 2,173,561.20 = 963,449.16 : x
  2. Step 2: Convert to fraction form
    1,574,786.76/2,173,561.20 = 963,449.16/x
  3. Step 3: Cross multiply
    1,574,786.76x = 2,173,561.20 × 963,449.16
  4. Step 4: Simplify right side
    1,574,786.76x = 2,094,115,712,348.59
  5. Step 5: Solve for x
    x = 2,094,115,712,348.59/1,574,786.76
  6. Step 6: Final answer
    x = 1,329,777.32

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.