Home / 5,218,924.86-7,829,511.58-1,575,349.52

Finding the Fourth Proportional to 5,218,924.86, 7,829,511.58 and 1,575,349.52

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Solution

The fourth proportional to 5,218,924.86, 7,829,511.58 and 1,575,349.52 is: 2,363,363.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,218,924.86 : 7,829,511.58 = 1,575,349.52 : x
  2. Step 2: Convert to fraction form
    5,218,924.86/7,829,511.58 = 1,575,349.52/x
  3. Step 3: Cross multiply
    5,218,924.86x = 7,829,511.58 × 1,575,349.52
  4. Step 4: Simplify right side
    5,218,924.86x = 12,334,217,309,387.44
  5. Step 5: Solve for x
    x = 12,334,217,309,387.44/5,218,924.86
  6. Step 6: Final answer
    x = 2,363,363.65

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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.