Home / 2,915,503.99-4,023,421.68-1,608,814.15

Finding the Fourth Proportional to 2,915,503.99, 4,023,421.68 and 1,608,814.15

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Solution

The fourth proportional to 2,915,503.99, 4,023,421.68 and 1,608,814.15 is: 2,220,177.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,503.99 : 4,023,421.68 = 1,608,814.15 : x
  2. Step 2: Convert to fraction form
    2,915,503.99/4,023,421.68 = 1,608,814.15/x
  3. Step 3: Cross multiply
    2,915,503.99x = 4,023,421.68 × 1,608,814.15
  4. Step 4: Simplify right side
    2,915,503.99x = 6,472,937,730,200.77
  5. Step 5: Solve for x
    x = 6,472,937,730,200.77/2,915,503.99
  6. Step 6: Final answer
    x = 2,220,177.97

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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.