Home / 1,488,630.24-2,054,265.84-844,109.28

Finding the Fourth Proportional to 1,488,630.24, 2,054,265.84 and 844,109.28

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Solution

The fourth proportional to 1,488,630.24, 2,054,265.84 and 844,109.28 is: 1,164,845.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,630.24 : 2,054,265.84 = 844,109.28 : x
  2. Step 2: Convert to fraction form
    1,488,630.24/2,054,265.84 = 844,109.28/x
  3. Step 3: Cross multiply
    1,488,630.24x = 2,054,265.84 × 844,109.28
  4. Step 4: Simplify right side
    1,488,630.24x = 1,734,024,859,131.00
  5. Step 5: Solve for x
    x = 1,734,024,859,131.00/1,488,630.24
  6. Step 6: Final answer
    x = 1,164,845.92

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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.