Home / 2,564,711.32-3,539,405.82-1,418,771.92

Finding the Fourth Proportional to 2,564,711.32, 3,539,405.82 and 1,418,771.92

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Solution

The fourth proportional to 2,564,711.32, 3,539,405.82 and 1,418,771.92 is: 1,957,962.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,564,711.32 : 3,539,405.82 = 1,418,771.92 : x
  2. Step 2: Convert to fraction form
    2,564,711.32/3,539,405.82 = 1,418,771.92/x
  3. Step 3: Cross multiply
    2,564,711.32x = 3,539,405.82 × 1,418,771.92
  4. Step 4: Simplify right side
    2,564,711.32x = 5,021,609,590,900.57
  5. Step 5: Solve for x
    x = 5,021,609,590,900.57/2,564,711.32
  6. Step 6: Final answer
    x = 1,957,962.89

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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.