Home / 1,070,725.17-1,603,946.39-644,025.38

Finding the Fourth Proportional to 1,070,725.17, 1,603,946.39 and 644,025.38

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Solution

The fourth proportional to 1,070,725.17, 1,603,946.39 and 644,025.38 is: 964,750.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,725.17 : 1,603,946.39 = 644,025.38 : x
  2. Step 2: Convert to fraction form
    1,070,725.17/1,603,946.39 = 644,025.38/x
  3. Step 3: Cross multiply
    1,070,725.17x = 1,603,946.39 × 644,025.38
  4. Step 4: Simplify right side
    1,070,725.17x = 1,032,982,176,909.71
  5. Step 5: Solve for x
    x = 1,032,982,176,909.71/1,070,725.17
  6. Step 6: Final answer
    x = 964,750.06

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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.