Home / 5,080,139.79-7,010,226.86-2,904,774.63

Finding the Fourth Proportional to 5,080,139.79, 7,010,226.86 and 2,904,774.63

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Solution

The fourth proportional to 5,080,139.79, 7,010,226.86 and 2,904,774.63 is: 4,008,379.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080,139.79 : 7,010,226.86 = 2,904,774.63 : x
  2. Step 2: Convert to fraction form
    5,080,139.79/7,010,226.86 = 2,904,774.63/x
  3. Step 3: Cross multiply
    5,080,139.79x = 7,010,226.86 × 2,904,774.63
  4. Step 4: Simplify right side
    5,080,139.79x = 20,363,129,118,948.69
  5. Step 5: Solve for x
    x = 20,363,129,118,948.69/5,080,139.79
  6. Step 6: Final answer
    x = 4,008,379.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.