Home / 1,348,776.51-1,861,289.86-736,916.13

Finding the Fourth Proportional to 1,348,776.51, 1,861,289.86 and 736,916.13

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Solution

The fourth proportional to 1,348,776.51, 1,861,289.86 and 736,916.13 is: 1,016,932.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,776.51 : 1,861,289.86 = 736,916.13 : x
  2. Step 2: Convert to fraction form
    1,348,776.51/1,861,289.86 = 736,916.13/x
  3. Step 3: Cross multiply
    1,348,776.51x = 1,861,289.86 × 736,916.13
  4. Step 4: Simplify right side
    1,348,776.51x = 1,371,614,520,439.44
  5. Step 5: Solve for x
    x = 1,371,614,520,439.44/1,348,776.51
  6. Step 6: Final answer
    x = 1,016,932.39

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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.