Home / 1,252,687.17-1,878,110.70-399,267.53

Finding the Fourth Proportional to 1,252,687.17, 1,878,110.70 and 399,267.53

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Solution

The fourth proportional to 1,252,687.17, 1,878,110.70 and 399,267.53 is: 598,608.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,687.17 : 1,878,110.70 = 399,267.53 : x
  2. Step 2: Convert to fraction form
    1,252,687.17/1,878,110.70 = 399,267.53/x
  3. Step 3: Cross multiply
    1,252,687.17x = 1,878,110.70 × 399,267.53
  4. Step 4: Simplify right side
    1,252,687.17x = 749,868,618,656.56
  5. Step 5: Solve for x
    x = 749,868,618,656.56/1,252,687.17
  6. Step 6: Final answer
    x = 598,608.04

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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.