Home / 1,932,613.12-2,666,916.48-1,073,228.16

Finding the Fourth Proportional to 1,932,613.12, 2,666,916.48 and 1,073,228.16

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Solution

The fourth proportional to 1,932,613.12, 2,666,916.48 and 1,073,228.16 is: 1,481,005.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,613.12 : 2,666,916.48 = 1,073,228.16 : x
  2. Step 2: Convert to fraction form
    1,932,613.12/2,666,916.48 = 1,073,228.16/x
  3. Step 3: Cross multiply
    1,932,613.12x = 2,666,916.48 × 1,073,228.16
  4. Step 4: Simplify right side
    1,932,613.12x = 2,862,209,866,704.08
  5. Step 5: Solve for x
    x = 2,862,209,866,704.08/1,932,613.12
  6. Step 6: Final answer
    x = 1,481,005.09

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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.