Home / 4,458,557.40-6,689,909.70-2,331,043.80

Finding the Fourth Proportional to 4,458,557.40, 6,689,909.70 and 2,331,043.80

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Solution

The fourth proportional to 4,458,557.40, 6,689,909.70 and 2,331,043.80 is: 3,497,649.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,458,557.40 : 6,689,909.70 = 2,331,043.80 : x
  2. Step 2: Convert to fraction form
    4,458,557.40/6,689,909.70 = 2,331,043.80/x
  3. Step 3: Cross multiply
    4,458,557.40x = 6,689,909.70 × 2,331,043.80
  4. Step 4: Simplify right side
    4,458,557.40x = 15,594,472,528,744.86
  5. Step 5: Solve for x
    x = 15,594,472,528,744.86/4,458,557.40
  6. Step 6: Final answer
    x = 3,497,649.83

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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.