Home / 1,498,207.30-2,248,910.17-645,699.67

Finding the Fourth Proportional to 1,498,207.30, 2,248,910.17 and 645,699.67

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Solution

The fourth proportional to 1,498,207.30, 2,248,910.17 and 645,699.67 is: 969,238.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,207.30 : 2,248,910.17 = 645,699.67 : x
  2. Step 2: Convert to fraction form
    1,498,207.30/2,248,910.17 = 645,699.67/x
  3. Step 3: Cross multiply
    1,498,207.30x = 2,248,910.17 × 645,699.67
  4. Step 4: Simplify right side
    1,498,207.30x = 1,452,120,547,392.12
  5. Step 5: Solve for x
    x = 1,452,120,547,392.12/1,498,207.30
  6. Step 6: Final answer
    x = 969,238.74

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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.