Home / 1,375,071.93-1,897,592.67-763,231.95

Finding the Fourth Proportional to 1,375,071.93, 1,897,592.67 and 763,231.95

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Solution

The fourth proportional to 1,375,071.93, 1,897,592.67 and 763,231.95 is: 1,053,256.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,071.93 : 1,897,592.67 = 763,231.95 : x
  2. Step 2: Convert to fraction form
    1,375,071.93/1,897,592.67 = 763,231.95/x
  3. Step 3: Cross multiply
    1,375,071.93x = 1,897,592.67 × 763,231.95
  4. Step 4: Simplify right side
    1,375,071.93x = 1,448,303,353,829.81
  5. Step 5: Solve for x
    x = 1,448,303,353,829.81/1,375,071.93
  6. Step 6: Final answer
    x = 1,053,256.43

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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.