Home / 1,343,602.16-1,854,085.92-739,990.16

Finding the Fourth Proportional to 1,343,602.16, 1,854,085.92 and 739,990.16

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Solution

The fourth proportional to 1,343,602.16, 1,854,085.92 and 739,990.16 is: 1,021,139.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,602.16 : 1,854,085.92 = 739,990.16 : x
  2. Step 2: Convert to fraction form
    1,343,602.16/1,854,085.92 = 739,990.16/x
  3. Step 3: Cross multiply
    1,343,602.16x = 1,854,085.92 × 739,990.16
  4. Step 4: Simplify right side
    1,343,602.16x = 1,372,005,336,594.55
  5. Step 5: Solve for x
    x = 1,372,005,336,594.55/1,343,602.16
  6. Step 6: Final answer
    x = 1,021,139.57

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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.