Home / 5,432,023.40-8,148,035.10-1,645,506.28

Finding the Fourth Proportional to 5,432,023.40, 8,148,035.10 and 1,645,506.28

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Solution

The fourth proportional to 5,432,023.40, 8,148,035.10 and 1,645,506.28 is: 2,468,259.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,023.40 : 8,148,035.10 = 1,645,506.28 : x
  2. Step 2: Convert to fraction form
    5,432,023.40/8,148,035.10 = 1,645,506.28/x
  3. Step 3: Cross multiply
    5,432,023.40x = 8,148,035.10 × 1,645,506.28
  4. Step 4: Simplify right side
    5,432,023.40x = 13,407,642,926,710.43
  5. Step 5: Solve for x
    x = 13,407,642,926,710.43/5,432,023.40
  6. Step 6: Final answer
    x = 2,468,259.42

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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.