Home / 4,620,612.45-6,929,444.65-1,587,246.86

Finding the Fourth Proportional to 4,620,612.45, 6,929,444.65 and 1,587,246.86

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Solution

The fourth proportional to 4,620,612.45, 6,929,444.65 and 1,587,246.86 is: 2,380,363.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620,612.45 : 6,929,444.65 = 1,587,246.86 : x
  2. Step 2: Convert to fraction form
    4,620,612.45/6,929,444.65 = 1,587,246.86/x
  3. Step 3: Cross multiply
    4,620,612.45x = 6,929,444.65 × 1,587,246.86
  4. Step 4: Simplify right side
    4,620,612.45x = 10,998,739,239,609.76
  5. Step 5: Solve for x
    x = 10,998,739,239,609.76/4,620,612.45
  6. Step 6: Final answer
    x = 2,380,363.94

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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.