Home / 1,752,970.64-2,419,101.80-989,095.28

Finding the Fourth Proportional to 1,752,970.64, 2,419,101.80 and 989,095.28

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Solution

The fourth proportional to 1,752,970.64, 2,419,101.80 and 989,095.28 is: 1,364,952.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,970.64 : 2,419,101.80 = 989,095.28 : x
  2. Step 2: Convert to fraction form
    1,752,970.64/2,419,101.80 = 989,095.28/x
  3. Step 3: Cross multiply
    1,752,970.64x = 2,419,101.80 × 989,095.28
  4. Step 4: Simplify right side
    1,752,970.64x = 2,392,722,155,178.52
  5. Step 5: Solve for x
    x = 2,392,722,155,178.52/1,752,970.64
  6. Step 6: Final answer
    x = 1,364,952.79

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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.