Home / 1,275,948.96-1,760,882.99-732,079.72

Finding the Fourth Proportional to 1,275,948.96, 1,760,882.99 and 732,079.72

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Solution

The fourth proportional to 1,275,948.96, 1,760,882.99 and 732,079.72 is: 1,010,312.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,948.96 : 1,760,882.99 = 732,079.72 : x
  2. Step 2: Convert to fraction form
    1,275,948.96/1,760,882.99 = 732,079.72/x
  3. Step 3: Cross multiply
    1,275,948.96x = 1,760,882.99 × 732,079.72
  4. Step 4: Simplify right side
    1,275,948.96x = 1,289,106,726,271.96
  5. Step 5: Solve for x
    x = 1,289,106,726,271.96/1,275,948.96
  6. Step 6: Final answer
    x = 1,010,312.14

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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.