Home / 1,374,991.26-1,897,459.40-763,108.14

Finding the Fourth Proportional to 1,374,991.26, 1,897,459.40 and 763,108.14

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Solution

The fourth proportional to 1,374,991.26, 1,897,459.40 and 763,108.14 is: 1,053,073.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,991.26 : 1,897,459.40 = 763,108.14 : x
  2. Step 2: Convert to fraction form
    1,374,991.26/1,897,459.40 = 763,108.14/x
  3. Step 3: Cross multiply
    1,374,991.26x = 1,897,459.40 × 763,108.14
  4. Step 4: Simplify right side
    1,374,991.26x = 1,447,966,713,459.52
  5. Step 5: Solve for x
    x = 1,447,966,713,459.52/1,374,991.26
  6. Step 6: Final answer
    x = 1,053,073.39

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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.