Home / 1,475,160.86-2,211,824.88-621,793.46

Finding the Fourth Proportional to 1,475,160.86, 2,211,824.88 and 621,793.46

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Solution

The fourth proportional to 1,475,160.86, 2,211,824.88 and 621,793.46 is: 932,303.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,160.86 : 2,211,824.88 = 621,793.46 : x
  2. Step 2: Convert to fraction form
    1,475,160.86/2,211,824.88 = 621,793.46/x
  3. Step 3: Cross multiply
    1,475,160.86x = 2,211,824.88 × 621,793.46
  4. Step 4: Simplify right side
    1,475,160.86x = 1,375,298,250,578.85
  5. Step 5: Solve for x
    x = 1,375,298,250,578.85/1,475,160.86
  6. Step 6: Final answer
    x = 932,303.92

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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.