Home / 2,591,809.40-3,887,714.10-1,472,065.40

Finding the Fourth Proportional to 2,591,809.40, 3,887,714.10 and 1,472,065.40

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Solution

The fourth proportional to 2,591,809.40, 3,887,714.10 and 1,472,065.40 is: 2,208,098.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591,809.40 : 3,887,714.10 = 1,472,065.40 : x
  2. Step 2: Convert to fraction form
    2,591,809.40/3,887,714.10 = 1,472,065.40/x
  3. Step 3: Cross multiply
    2,591,809.40x = 3,887,714.10 × 1,472,065.40
  4. Step 4: Simplify right side
    2,591,809.40x = 5,722,969,411,702.14
  5. Step 5: Solve for x
    x = 5,722,969,411,702.14/2,591,809.40
  6. Step 6: Final answer
    x = 2,208,098.10

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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.