Home / 1,348,672.71-2,024,004.51-638,699.61

Finding the Fourth Proportional to 1,348,672.71, 2,024,004.51 and 638,699.61

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Solution

The fourth proportional to 1,348,672.71, 2,024,004.51 and 638,699.61 is: 958,520.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,672.71 : 2,024,004.51 = 638,699.61 : x
  2. Step 2: Convert to fraction form
    1,348,672.71/2,024,004.51 = 638,699.61/x
  3. Step 3: Cross multiply
    1,348,672.71x = 2,024,004.51 × 638,699.61
  4. Step 4: Simplify right side
    1,348,672.71x = 1,292,730,891,175.24
  5. Step 5: Solve for x
    x = 1,292,730,891,175.24/1,348,672.71
  6. Step 6: Final answer
    x = 958,520.83

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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.