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Finding the Fourth Proportional to 8,397,601.70, 12,598,401.58 and 2,717,826.08

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Solution

The fourth proportional to 8,397,601.70, 12,598,401.58 and 2,717,826.08 is: 4,077,386.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397,601.70 : 12,598,401.58 = 2,717,826.08 : x
  2. Step 2: Convert to fraction form
    8,397,601.70/12,598,401.58 = 2,717,826.08/x
  3. Step 3: Cross multiply
    8,397,601.70x = 12,598,401.58 × 2,717,826.08
  4. Step 4: Simplify right side
    8,397,601.70x = 34,240,264,380,437.21
  5. Step 5: Solve for x
    x = 34,240,264,380,437.21/8,397,601.70
  6. Step 6: Final answer
    x = 4,077,386.09

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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.