Home / 1,374,953.72-1,897,407.59-763,070.94

Finding the Fourth Proportional to 1,374,953.72, 1,897,407.59 and 763,070.94

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Solution

The fourth proportional to 1,374,953.72, 1,897,407.59 and 763,070.94 is: 1,053,022.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,953.72 : 1,897,407.59 = 763,070.94 : x
  2. Step 2: Convert to fraction form
    1,374,953.72/1,897,407.59 = 763,070.94/x
  3. Step 3: Cross multiply
    1,374,953.72x = 1,897,407.59 × 763,070.94
  4. Step 4: Simplify right side
    1,374,953.72x = 1,447,856,589,449.08
  5. Step 5: Solve for x
    x = 1,447,856,589,449.08/1,374,953.72
  6. Step 6: Final answer
    x = 1,053,022.06

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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.