Home / 1,817,916.48-2,508,611.92-1,002,078

Finding the Fourth Proportional to 1,817,916.48, 2,508,611.92 and 1,002,078

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Solution

The fourth proportional to 1,817,916.48, 2,508,611.92 and 1,002,078 is: 1,382,805.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,916.48 : 2,508,611.92 = 1,002,078 : x
  2. Step 2: Convert to fraction form
    1,817,916.48/2,508,611.92 = 1,002,078/x
  3. Step 3: Cross multiply
    1,817,916.48x = 2,508,611.92 × 1,002,078
  4. Step 4: Simplify right side
    1,817,916.48x = 2,513,824,813,064.57
  5. Step 5: Solve for x
    x = 2,513,824,813,064.57/1,817,916.48
  6. Step 6: Final answer
    x = 1,382,805.45

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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.