Home / 3,445,816.02-5,168,723.70-921,405.66

Finding the Fourth Proportional to 3,445,816.02, 5,168,723.70 and 921,405.66

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Solution

The fourth proportional to 3,445,816.02, 5,168,723.70 and 921,405.66 is: 1,382,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445,816.02 : 5,168,723.70 = 921,405.66 : x
  2. Step 2: Convert to fraction form
    3,445,816.02/5,168,723.70 = 921,405.66/x
  3. Step 3: Cross multiply
    3,445,816.02x = 5,168,723.70 × 921,405.66
  4. Step 4: Simplify right side
    3,445,816.02x = 4,762,491,272,156.14
  5. Step 5: Solve for x
    x = 4,762,491,272,156.14/3,445,816.02
  6. Step 6: Final answer
    x = 1,382,108.40

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.