Home / 1,451,032.48-2,176,758.91-540,139.23

Finding the Fourth Proportional to 1,451,032.48, 2,176,758.91 and 540,139.23

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Solution

The fourth proportional to 1,451,032.48, 2,176,758.91 and 540,139.23 is: 810,287.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,032.48 : 2,176,758.91 = 540,139.23 : x
  2. Step 2: Convert to fraction form
    1,451,032.48/2,176,758.91 = 540,139.23/x
  3. Step 3: Cross multiply
    1,451,032.48x = 2,176,758.91 × 540,139.23
  4. Step 4: Simplify right side
    1,451,032.48x = 1,175,752,878,842.34
  5. Step 5: Solve for x
    x = 1,175,752,878,842.34/1,451,032.48
  6. Step 6: Final answer
    x = 810,287.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.