Home / 1,006,324.10-1,509,486.15-670,400.90

Finding the Fourth Proportional to 1,006,324.10, 1,509,486.15 and 670,400.90

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Solution

The fourth proportional to 1,006,324.10, 1,509,486.15 and 670,400.90 is: 1,005,601.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,324.10 : 1,509,486.15 = 670,400.90 : x
  2. Step 2: Convert to fraction form
    1,006,324.10/1,509,486.15 = 670,400.90/x
  3. Step 3: Cross multiply
    1,006,324.10x = 1,509,486.15 × 670,400.90
  4. Step 4: Simplify right side
    1,006,324.10x = 1,011,960,873,497.53
  5. Step 5: Solve for x
    x = 1,011,960,873,497.53/1,006,324.10
  6. Step 6: Final answer
    x = 1,005,601.35

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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.