Home / 1,374,960.28-1,897,416.64-763,077.52

Finding the Fourth Proportional to 1,374,960.28, 1,897,416.64 and 763,077.52

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Solution

The fourth proportional to 1,374,960.28, 1,897,416.64 and 763,077.52 is: 1,053,031.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,960.28 : 1,897,416.64 = 763,077.52 : x
  2. Step 2: Convert to fraction form
    1,374,960.28/1,897,416.64 = 763,077.52/x
  3. Step 3: Cross multiply
    1,374,960.28x = 1,897,416.64 × 763,077.52
  4. Step 4: Simplify right side
    1,374,960.28x = 1,447,875,984,057.93
  5. Step 5: Solve for x
    x = 1,447,875,984,057.93/1,374,960.28
  6. Step 6: Final answer
    x = 1,053,031.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.