Home / 1,053,915.11-1,454,406.47-570,480.11

Finding the Fourth Proportional to 1,053,915.11, 1,454,406.47 and 570,480.11

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Solution

The fourth proportional to 1,053,915.11, 1,454,406.47 and 570,480.11 is: 787,264.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,915.11 : 1,454,406.47 = 570,480.11 : x
  2. Step 2: Convert to fraction form
    1,053,915.11/1,454,406.47 = 570,480.11/x
  3. Step 3: Cross multiply
    1,053,915.11x = 1,454,406.47 × 570,480.11
  4. Step 4: Simplify right side
    1,053,915.11x = 829,709,955,005.18
  5. Step 5: Solve for x
    x = 829,709,955,005.18/1,053,915.11
  6. Step 6: Final answer
    x = 787,264.51

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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.