Home / 1,375,023.61-1,897,518.64-763,181.66

Finding the Fourth Proportional to 1,375,023.61, 1,897,518.64 and 763,181.66

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Solution

The fourth proportional to 1,375,023.61, 1,897,518.64 and 763,181.66 is: 1,053,182.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,023.61 : 1,897,518.64 = 763,181.66 : x
  2. Step 2: Convert to fraction form
    1,375,023.61/1,897,518.64 = 763,181.66/x
  3. Step 3: Cross multiply
    1,375,023.61x = 1,897,518.64 × 763,181.66
  4. Step 4: Simplify right side
    1,375,023.61x = 1,448,151,412,252.64
  5. Step 5: Solve for x
    x = 1,448,151,412,252.64/1,375,023.61
  6. Step 6: Final answer
    x = 1,053,182.94

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