Home / 1,119,565.72-1,544,942.38-636,063.76

Finding the Fourth Proportional to 1,119,565.72, 1,544,942.38 and 636,063.76

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Solution

The fourth proportional to 1,119,565.72, 1,544,942.38 and 636,063.76 is: 877,734.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,565.72 : 1,544,942.38 = 636,063.76 : x
  2. Step 2: Convert to fraction form
    1,119,565.72/1,544,942.38 = 636,063.76/x
  3. Step 3: Cross multiply
    1,119,565.72x = 1,544,942.38 × 636,063.76
  4. Step 4: Simplify right side
    1,119,565.72x = 982,681,859,206.15
  5. Step 5: Solve for x
    x = 982,681,859,206.15/1,119,565.72
  6. Step 6: Final answer
    x = 877,734.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.