Home / 2,124,497.76-3,187,688.67-1,113,379.44

Finding the Fourth Proportional to 2,124,497.76, 3,187,688.67 and 1,113,379.44

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Solution

The fourth proportional to 2,124,497.76, 3,187,688.67 and 1,113,379.44 is: 1,670,562.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,497.76 : 3,187,688.67 = 1,113,379.44 : x
  2. Step 2: Convert to fraction form
    2,124,497.76/3,187,688.67 = 1,113,379.44/x
  3. Step 3: Cross multiply
    2,124,497.76x = 3,187,688.67 × 1,113,379.44
  4. Step 4: Simplify right side
    2,124,497.76x = 3,549,107,026,298.94
  5. Step 5: Solve for x
    x = 3,549,107,026,298.94/2,124,497.76
  6. Step 6: Final answer
    x = 1,670,562.85

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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.