Home / 1,374,956.34-1,897,411.21-763,073.57

Finding the Fourth Proportional to 1,374,956.34, 1,897,411.21 and 763,073.57

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Solution

The fourth proportional to 1,374,956.34, 1,897,411.21 and 763,073.57 is: 1,053,025.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,956.34 : 1,897,411.21 = 763,073.57 : x
  2. Step 2: Convert to fraction form
    1,374,956.34/1,897,411.21 = 763,073.57/x
  3. Step 3: Cross multiply
    1,374,956.34x = 1,897,411.21 × 763,073.57
  4. Step 4: Simplify right side
    1,374,956.34x = 1,447,864,334,377.98
  5. Step 5: Solve for x
    x = 1,447,864,334,377.98/1,374,956.34
  6. Step 6: Final answer
    x = 1,053,025.68

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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.