Home / 5,905,139.85-8,857,709.90-1,417,415.85

Finding the Fourth Proportional to 5,905,139.85, 8,857,709.90 and 1,417,415.85

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Solution

The fourth proportional to 5,905,139.85, 8,857,709.90 and 1,417,415.85 is: 2,126,123.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905,139.85 : 8,857,709.90 = 1,417,415.85 : x
  2. Step 2: Convert to fraction form
    5,905,139.85/8,857,709.90 = 1,417,415.85/x
  3. Step 3: Cross multiply
    5,905,139.85x = 8,857,709.90 × 1,417,415.85
  4. Step 4: Simplify right side
    5,905,139.85x = 12,555,058,406,961.92
  5. Step 5: Solve for x
    x = 12,555,058,406,961.92/5,905,139.85
  6. Step 6: Final answer
    x = 2,126,123.81

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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.