Home / 2,127,470.72-2,948,330.08-2,087,098.72

Finding the Fourth Proportional to 2,127,470.72, 2,948,330.08 and 2,087,098.72

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Solution

The fourth proportional to 2,127,470.72, 2,948,330.08 and 2,087,098.72 is: 2,892,381.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,470.72 : 2,948,330.08 = 2,087,098.72 : x
  2. Step 2: Convert to fraction form
    2,127,470.72/2,948,330.08 = 2,087,098.72/x
  3. Step 3: Cross multiply
    2,127,470.72x = 2,948,330.08 × 2,087,098.72
  4. Step 4: Simplify right side
    2,127,470.72x = 6,153,455,936,105.50
  5. Step 5: Solve for x
    x = 6,153,455,936,105.50/2,127,470.72
  6. Step 6: Final answer
    x = 2,892,381.02

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.