Home / 4,712,500.29-7,069,156.25-1,300,787.58

Finding the Fourth Proportional to 4,712,500.29, 7,069,156.25 and 1,300,787.58

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Solution

The fourth proportional to 4,712,500.29, 7,069,156.25 and 1,300,787.58 is: 1,951,293.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712,500.29 : 7,069,156.25 = 1,300,787.58 : x
  2. Step 2: Convert to fraction form
    4,712,500.29/7,069,156.25 = 1,300,787.58/x
  3. Step 3: Cross multiply
    4,712,500.29x = 7,069,156.25 × 1,300,787.58
  4. Step 4: Simplify right side
    4,712,500.29x = 9,195,470,636,658.45
  5. Step 5: Solve for x
    x = 9,195,470,636,658.45/4,712,500.29
  6. Step 6: Final answer
    x = 1,951,293.38

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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.