Home / 3,287,287.60-4,930,931.40-1,852,396.90

Finding the Fourth Proportional to 3,287,287.60, 4,930,931.40 and 1,852,396.90

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Solution

The fourth proportional to 3,287,287.60, 4,930,931.40 and 1,852,396.90 is: 2,778,595.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287,287.60 : 4,930,931.40 = 1,852,396.90 : x
  2. Step 2: Convert to fraction form
    3,287,287.60/4,930,931.40 = 1,852,396.90/x
  3. Step 3: Cross multiply
    3,287,287.60x = 4,930,931.40 × 1,852,396.90
  4. Step 4: Simplify right side
    3,287,287.60x = 9,134,042,039,472.66
  5. Step 5: Solve for x
    x = 9,134,042,039,472.66/3,287,287.60
  6. Step 6: Final answer
    x = 2,778,595.35

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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.