Home / 1,343,402.76-1,850,742.48-934,801.92

Finding the Fourth Proportional to 1,343,402.76, 1,850,742.48 and 934,801.92

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Solution

The fourth proportional to 1,343,402.76, 1,850,742.48 and 934,801.92 is: 1,287,832.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,402.76 : 1,850,742.48 = 934,801.92 : x
  2. Step 2: Convert to fraction form
    1,343,402.76/1,850,742.48 = 934,801.92/x
  3. Step 3: Cross multiply
    1,343,402.76x = 1,850,742.48 × 934,801.92
  4. Step 4: Simplify right side
    1,343,402.76x = 1,730,077,623,729.56
  5. Step 5: Solve for x
    x = 1,730,077,623,729.56/1,343,402.76
  6. Step 6: Final answer
    x = 1,287,832.42

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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.