Home / 1,262,355.52-1,894,537.68-663,668.32

Finding the Fourth Proportional to 1,262,355.52, 1,894,537.68 and 663,668.32

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Solution

The fourth proportional to 1,262,355.52, 1,894,537.68 and 663,668.32 is: 996,030.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,355.52 : 1,894,537.68 = 663,668.32 : x
  2. Step 2: Convert to fraction form
    1,262,355.52/1,894,537.68 = 663,668.32/x
  3. Step 3: Cross multiply
    1,262,355.52x = 1,894,537.68 × 663,668.32
  4. Step 4: Simplify right side
    1,262,355.52x = 1,257,344,639,262.30
  5. Step 5: Solve for x
    x = 1,257,344,639,262.30/1,262,355.52
  6. Step 6: Final answer
    x = 996,030.53

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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.