Home / 1,348,785.45-1,861,301.90-736,925.05

Finding the Fourth Proportional to 1,348,785.45, 1,861,301.90 and 736,925.05

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Solution

The fourth proportional to 1,348,785.45, 1,861,301.90 and 736,925.05 is: 1,016,944.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,785.45 : 1,861,301.90 = 736,925.05 : x
  2. Step 2: Convert to fraction form
    1,348,785.45/1,861,301.90 = 736,925.05/x
  3. Step 3: Cross multiply
    1,348,785.45x = 1,861,301.90 × 736,925.05
  4. Step 4: Simplify right side
    1,348,785.45x = 1,371,639,986,416.09
  5. Step 5: Solve for x
    x = 1,371,639,986,416.09/1,348,785.45
  6. Step 6: Final answer
    x = 1,016,944.53

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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.