Home / 1,342,323.90-1,852,370.10-730,462.86

Finding the Fourth Proportional to 1,342,323.90, 1,852,370.10 and 730,462.86

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Solution

The fourth proportional to 1,342,323.90, 1,852,370.10 and 730,462.86 is: 1,008,018.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,323.90 : 1,852,370.10 = 730,462.86 : x
  2. Step 2: Convert to fraction form
    1,342,323.90/1,852,370.10 = 730,462.86/x
  3. Step 3: Cross multiply
    1,342,323.90x = 1,852,370.10 × 730,462.86
  4. Step 4: Simplify right side
    1,342,323.90x = 1,353,087,561,024.49
  5. Step 5: Solve for x
    x = 1,353,087,561,024.49/1,342,323.90
  6. Step 6: Final answer
    x = 1,008,018.68

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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.