Home / 1,374,031.65-1,896,194.07-762,164.47

Finding the Fourth Proportional to 1,374,031.65, 1,896,194.07 and 762,164.47

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Solution

The fourth proportional to 1,374,031.65, 1,896,194.07 and 762,164.47 is: 1,051,803.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,031.65 : 1,896,194.07 = 762,164.47 : x
  2. Step 2: Convert to fraction form
    1,374,031.65/1,896,194.07 = 762,164.47/x
  3. Step 3: Cross multiply
    1,374,031.65x = 1,896,194.07 × 762,164.47
  4. Step 4: Simplify right side
    1,374,031.65x = 1,445,211,735,086.90
  5. Step 5: Solve for x
    x = 1,445,211,735,086.90/1,374,031.65
  6. Step 6: Final answer
    x = 1,051,803.82

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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.