Home / 2,171,133.90-2,996,017.92-1,204,227.18

Finding the Fourth Proportional to 2,171,133.90, 2,996,017.92 and 1,204,227.18

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Solution

The fourth proportional to 2,171,133.90, 2,996,017.92 and 1,204,227.18 is: 1,661,752.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,133.90 : 2,996,017.92 = 1,204,227.18 : x
  2. Step 2: Convert to fraction form
    2,171,133.90/2,996,017.92 = 1,204,227.18/x
  3. Step 3: Cross multiply
    2,171,133.90x = 2,996,017.92 × 1,204,227.18
  4. Step 4: Simplify right side
    2,171,133.90x = 3,607,886,211,031.07
  5. Step 5: Solve for x
    x = 3,607,886,211,031.07/2,171,133.90
  6. Step 6: Final answer
    x = 1,661,752.05

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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.