Home / 1,757,909.31-2,637,127.20-636,240.75

Finding the Fourth Proportional to 1,757,909.31, 2,637,127.20 and 636,240.75

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Solution

The fourth proportional to 1,757,909.31, 2,637,127.20 and 636,240.75 is: 954,456.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757,909.31 : 2,637,127.20 = 636,240.75 : x
  2. Step 2: Convert to fraction form
    1,757,909.31/2,637,127.20 = 636,240.75/x
  3. Step 3: Cross multiply
    1,757,909.31x = 2,637,127.20 × 636,240.75
  4. Step 4: Simplify right side
    1,757,909.31x = 1,677,847,787,573.40
  5. Step 5: Solve for x
    x = 1,677,847,787,573.40/1,757,909.31
  6. Step 6: Final answer
    x = 954,456.40

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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.