Home / 1,225,395.27-1,691,036.04-674,099.10

Finding the Fourth Proportional to 1,225,395.27, 1,691,036.04 and 674,099.10

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Solution

The fourth proportional to 1,225,395.27, 1,691,036.04 and 674,099.10 is: 930,251.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,395.27 : 1,691,036.04 = 674,099.10 : x
  2. Step 2: Convert to fraction form
    1,225,395.27/1,691,036.04 = 674,099.10/x
  3. Step 3: Cross multiply
    1,225,395.27x = 1,691,036.04 × 674,099.10
  4. Step 4: Simplify right side
    1,225,395.27x = 1,139,925,872,631.56
  5. Step 5: Solve for x
    x = 1,139,925,872,631.56/1,225,395.27
  6. Step 6: Final answer
    x = 930,251.57

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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.