Home / 4,077,612.90-6,117,156.86-1,680,123.87

Finding the Fourth Proportional to 4,077,612.90, 6,117,156.86 and 1,680,123.87

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Solution

The fourth proportional to 4,077,612.90, 6,117,156.86 and 1,680,123.87 is: 2,520,489.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077,612.90 : 6,117,156.86 = 1,680,123.87 : x
  2. Step 2: Convert to fraction form
    4,077,612.90/6,117,156.86 = 1,680,123.87/x
  3. Step 3: Cross multiply
    4,077,612.90x = 6,117,156.86 × 1,680,123.87
  4. Step 4: Simplify right side
    4,077,612.90x = 10,277,581,248,619.63
  5. Step 5: Solve for x
    x = 10,277,581,248,619.63/4,077,612.90
  6. Step 6: Final answer
    x = 2,520,489.68

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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.