Home / 2,886,309.68-4,329,719.40-756,385.52

Finding the Fourth Proportional to 2,886,309.68, 4,329,719.40 and 756,385.52

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Solution

The fourth proportional to 2,886,309.68, 4,329,719.40 and 756,385.52 is: 1,134,645.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886,309.68 : 4,329,719.40 = 756,385.52 : x
  2. Step 2: Convert to fraction form
    2,886,309.68/4,329,719.40 = 756,385.52/x
  3. Step 3: Cross multiply
    2,886,309.68x = 4,329,719.40 × 756,385.52
  4. Step 4: Simplify right side
    2,886,309.68x = 3,274,937,059,823.09
  5. Step 5: Solve for x
    x = 3,274,937,059,823.09/2,886,309.68
  6. Step 6: Final answer
    x = 1,134,645.07

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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.