Home / 1,252,655.94-1,878,063.75-399,236.52

Finding the Fourth Proportional to 1,252,655.94, 1,878,063.75 and 399,236.52

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Solution

The fourth proportional to 1,252,655.94, 1,878,063.75 and 399,236.52 is: 598,561.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,655.94 : 1,878,063.75 = 399,236.52 : x
  2. Step 2: Convert to fraction form
    1,252,655.94/1,878,063.75 = 399,236.52/x
  3. Step 3: Cross multiply
    1,252,655.94x = 1,878,063.75 × 399,236.52
  4. Step 4: Simplify right side
    1,252,655.94x = 749,791,635,888.15
  5. Step 5: Solve for x
    x = 749,791,635,888.15/1,252,655.94
  6. Step 6: Final answer
    x = 598,561.51

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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.