Home / 1,348,807.22-1,861,331.78-736,946.78

Finding the Fourth Proportional to 1,348,807.22, 1,861,331.78 and 736,946.78

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Solution

The fourth proportional to 1,348,807.22, 1,861,331.78 and 736,946.78 is: 1,016,974.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,807.22 : 1,861,331.78 = 736,946.78 : x
  2. Step 2: Convert to fraction form
    1,348,807.22/1,861,331.78 = 736,946.78/x
  3. Step 3: Cross multiply
    1,348,807.22x = 1,861,331.78 × 736,946.78
  4. Step 4: Simplify right side
    1,348,807.22x = 1,371,702,461,782.67
  5. Step 5: Solve for x
    x = 1,371,702,461,782.67/1,348,807.22
  6. Step 6: Final answer
    x = 1,016,974.44

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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.