Home / 1,047,222.13-1,445,172.34-588,356.05

Finding the Fourth Proportional to 1,047,222.13, 1,445,172.34 and 588,356.05

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Solution

The fourth proportional to 1,047,222.13, 1,445,172.34 and 588,356.05 is: 811,934.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,222.13 : 1,445,172.34 = 588,356.05 : x
  2. Step 2: Convert to fraction form
    1,047,222.13/1,445,172.34 = 588,356.05/x
  3. Step 3: Cross multiply
    1,047,222.13x = 1,445,172.34 × 588,356.05
  4. Step 4: Simplify right side
    1,047,222.13x = 850,275,889,531.66
  5. Step 5: Solve for x
    x = 850,275,889,531.66/1,047,222.13
  6. Step 6: Final answer
    x = 811,934.61

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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.