Home / 4,272,950.40-6,409,425.60-4,123,651.20

Finding the Fourth Proportional to 4,272,950.40, 6,409,425.60 and 4,123,651.20

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Solution

The fourth proportional to 4,272,950.40, 6,409,425.60 and 4,123,651.20 is: 6,185,476.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272,950.40 : 6,409,425.60 = 4,123,651.20 : x
  2. Step 2: Convert to fraction form
    4,272,950.40/6,409,425.60 = 4,123,651.20/x
  3. Step 3: Cross multiply
    4,272,950.40x = 6,409,425.60 × 4,123,651.20
  4. Step 4: Simplify right side
    4,272,950.40x = 26,430,235,566,750.72
  5. Step 5: Solve for x
    x = 26,430,235,566,750.72/4,272,950.40
  6. Step 6: Final answer
    x = 6,185,476.80

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Similar ratio
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1.5x scale

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.