Home / 1,448,119.64-1,998,418.83-803,599.70

Finding the Fourth Proportional to 1,448,119.64, 1,998,418.83 and 803,599.70

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Solution

The fourth proportional to 1,448,119.64, 1,998,418.83 and 803,599.70 is: 1,108,975.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,119.64 : 1,998,418.83 = 803,599.70 : x
  2. Step 2: Convert to fraction form
    1,448,119.64/1,998,418.83 = 803,599.70/x
  3. Step 3: Cross multiply
    1,448,119.64x = 1,998,418.83 × 803,599.70
  4. Step 4: Simplify right side
    1,448,119.64x = 1,605,928,772,262.35
  5. Step 5: Solve for x
    x = 1,605,928,772,262.35/1,448,119.64
  6. Step 6: Final answer
    x = 1,108,975.20

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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.