Home / 1,367,101.59-2,048,868.77-989,294.91

Finding the Fourth Proportional to 1,367,101.59, 2,048,868.77 and 989,294.91

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Solution

The fourth proportional to 1,367,101.59, 2,048,868.77 and 989,294.91 is: 1,482,651.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,101.59 : 2,048,868.77 = 989,294.91 : x
  2. Step 2: Convert to fraction form
    1,367,101.59/2,048,868.77 = 989,294.91/x
  3. Step 3: Cross multiply
    1,367,101.59x = 2,048,868.77 × 989,294.91
  4. Step 4: Simplify right side
    1,367,101.59x = 2,026,935,440,472.49
  5. Step 5: Solve for x
    x = 2,026,935,440,472.49/1,367,101.59
  6. Step 6: Final answer
    x = 1,482,651.66

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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.