Home / 1,767,508.92-2,439,178.74-1,003,578.84

Finding the Fourth Proportional to 1,767,508.92, 2,439,178.74 and 1,003,578.84

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Solution

The fourth proportional to 1,767,508.92, 2,439,178.74 and 1,003,578.84 is: 1,384,948.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,767,508.92 : 2,439,178.74 = 1,003,578.84 : x
  2. Step 2: Convert to fraction form
    1,767,508.92/2,439,178.74 = 1,003,578.84/x
  3. Step 3: Cross multiply
    1,767,508.92x = 2,439,178.74 × 1,003,578.84
  4. Step 4: Simplify right side
    1,767,508.92x = 2,447,908,170,441.86
  5. Step 5: Solve for x
    x = 2,447,908,170,441.86/1,767,508.92
  6. Step 6: Final answer
    x = 1,384,948.13

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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.