Home / 1,062,439.09-1,466,123.22-578,993.76

Finding the Fourth Proportional to 1,062,439.09, 1,466,123.22 and 578,993.76

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Solution

The fourth proportional to 1,062,439.09, 1,466,123.22 and 578,993.76 is: 798,988.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,439.09 : 1,466,123.22 = 578,993.76 : x
  2. Step 2: Convert to fraction form
    1,062,439.09/1,466,123.22 = 578,993.76/x
  3. Step 3: Cross multiply
    1,062,439.09x = 1,466,123.22 × 578,993.76
  4. Step 4: Simplify right side
    1,062,439.09x = 848,876,195,771.11
  5. Step 5: Solve for x
    x = 848,876,195,771.11/1,062,439.09
  6. Step 6: Final answer
    x = 798,988.11

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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.