Home / 1,576,397.38-2,364,928.17-511,356.28

Finding the Fourth Proportional to 1,576,397.38, 2,364,928.17 and 511,356.28

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Solution

The fourth proportional to 1,576,397.38, 2,364,928.17 and 511,356.28 is: 767,142.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,397.38 : 2,364,928.17 = 511,356.28 : x
  2. Step 2: Convert to fraction form
    1,576,397.38/2,364,928.17 = 511,356.28/x
  3. Step 3: Cross multiply
    1,576,397.38x = 2,364,928.17 × 511,356.28
  4. Step 4: Simplify right side
    1,576,397.38x = 1,209,320,871,478.41
  5. Step 5: Solve for x
    x = 1,209,320,871,478.41/1,576,397.38
  6. Step 6: Final answer
    x = 767,142.15

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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.