Home / 1,488,970.19-2,055,143.88-844,767.47

Finding the Fourth Proportional to 1,488,970.19, 2,055,143.88 and 844,767.47

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Solution

The fourth proportional to 1,488,970.19, 2,055,143.88 and 844,767.47 is: 1,165,986.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,970.19 : 2,055,143.88 = 844,767.47 : x
  2. Step 2: Convert to fraction form
    1,488,970.19/2,055,143.88 = 844,767.47/x
  3. Step 3: Cross multiply
    1,488,970.19x = 2,055,143.88 × 844,767.47
  4. Step 4: Simplify right side
    1,488,970.19x = 1,736,118,691,769.75
  5. Step 5: Solve for x
    x = 1,736,118,691,769.75/1,488,970.19
  6. Step 6: Final answer
    x = 1,165,986.20

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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.