Home / 1,145,567.84-1,580,839.68-636,302.72

Finding the Fourth Proportional to 1,145,567.84, 1,580,839.68 and 636,302.72

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Solution

The fourth proportional to 1,145,567.84, 1,580,839.68 and 636,302.72 is: 878,073.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,567.84 : 1,580,839.68 = 636,302.72 : x
  2. Step 2: Convert to fraction form
    1,145,567.84/1,580,839.68 = 636,302.72/x
  3. Step 3: Cross multiply
    1,145,567.84x = 1,580,839.68 × 636,302.72
  4. Step 4: Simplify right side
    1,145,567.84x = 1,005,892,588,267.93
  5. Step 5: Solve for x
    x = 1,005,892,588,267.93/1,145,567.84
  6. Step 6: Final answer
    x = 878,073.35

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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.