Home / 1,635,487.02-2,256,972.21-910,319.13

Finding the Fourth Proportional to 1,635,487.02, 2,256,972.21 and 910,319.13

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Solution

The fourth proportional to 1,635,487.02, 2,256,972.21 and 910,319.13 is: 1,256,240.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,487.02 : 2,256,972.21 = 910,319.13 : x
  2. Step 2: Convert to fraction form
    1,635,487.02/2,256,972.21 = 910,319.13/x
  3. Step 3: Cross multiply
    1,635,487.02x = 2,256,972.21 × 910,319.13
  4. Step 4: Simplify right side
    1,635,487.02x = 2,054,564,978,641.38
  5. Step 5: Solve for x
    x = 2,054,564,978,641.38/1,635,487.02
  6. Step 6: Final answer
    x = 1,256,240.47

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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.