Home / 1,488,093.76-2,053,559.28-809,030.26

Finding the Fourth Proportional to 1,488,093.76, 2,053,559.28 and 809,030.26

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Solution

The fourth proportional to 1,488,093.76, 2,053,559.28 and 809,030.26 is: 1,116,456.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,093.76 : 2,053,559.28 = 809,030.26 : x
  2. Step 2: Convert to fraction form
    1,488,093.76/2,053,559.28 = 809,030.26/x
  3. Step 3: Cross multiply
    1,488,093.76x = 2,053,559.28 × 809,030.26
  4. Step 4: Simplify right side
    1,488,093.76x = 1,661,391,598,223.81
  5. Step 5: Solve for x
    x = 1,661,391,598,223.81/1,488,093.76
  6. Step 6: Final answer
    x = 1,116,456.26

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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.