Home / 1,246,255.51-1,868,635.80-571,491.52

Finding the Fourth Proportional to 1,246,255.51, 1,868,635.80 and 571,491.52

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Solution

The fourth proportional to 1,246,255.51, 1,868,635.80 and 571,491.52 is: 856,894.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,255.51 : 1,868,635.80 = 571,491.52 : x
  2. Step 2: Convert to fraction form
    1,246,255.51/1,868,635.80 = 571,491.52/x
  3. Step 3: Cross multiply
    1,246,255.51x = 1,868,635.80 × 571,491.52
  4. Step 4: Simplify right side
    1,246,255.51x = 1,067,909,513,668.42
  5. Step 5: Solve for x
    x = 1,067,909,513,668.42/1,246,255.51
  6. Step 6: Final answer
    x = 856,894.52

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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.