Home / 974,225.28-1,343,557.28-811,422.24

Finding the Fourth Proportional to 974,225.28, 1,343,557.28 and 811,422.24

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Solution

The fourth proportional to 974,225.28, 1,343,557.28 and 811,422.24 is: 1,119,035.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,225.28 : 1,343,557.28 = 811,422.24 : x
  2. Step 2: Convert to fraction form
    974,225.28/1,343,557.28 = 811,422.24/x
  3. Step 3: Cross multiply
    974,225.28x = 1,343,557.28 × 811,422.24
  4. Step 4: Simplify right side
    974,225.28x = 1,090,192,257,705.91
  5. Step 5: Solve for x
    x = 1,090,192,257,705.91/974,225.28
  6. Step 6: Final answer
    x = 1,119,035.07

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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.