Home / 4,230,592.48-6,340,497.36-1,981,773.28

Finding the Fourth Proportional to 4,230,592.48, 6,340,497.36 and 1,981,773.28

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Solution

The fourth proportional to 4,230,592.48, 6,340,497.36 and 1,981,773.28 is: 2,970,134.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230,592.48 : 6,340,497.36 = 1,981,773.28 : x
  2. Step 2: Convert to fraction form
    4,230,592.48/6,340,497.36 = 1,981,773.28/x
  3. Step 3: Cross multiply
    4,230,592.48x = 6,340,497.36 × 1,981,773.28
  4. Step 4: Simplify right side
    4,230,592.48x = 12,565,428,249,958.54
  5. Step 5: Solve for x
    x = 12,565,428,249,958.54/4,230,592.48
  6. Step 6: Final answer
    x = 2,970,134.40

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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.