Home / 2,168,122.40-3,248,805.90-819,549.35

Finding the Fourth Proportional to 2,168,122.40, 3,248,805.90 and 819,549.35

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Solution

The fourth proportional to 2,168,122.40, 3,248,805.90 and 819,549.35 is: 1,228,047.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,168,122.40 : 3,248,805.90 = 819,549.35 : x
  2. Step 2: Convert to fraction form
    2,168,122.40/3,248,805.90 = 819,549.35/x
  3. Step 3: Cross multiply
    2,168,122.40x = 3,248,805.90 × 819,549.35
  4. Step 4: Simplify right side
    2,168,122.40x = 2,662,556,763,621.17
  5. Step 5: Solve for x
    x = 2,662,556,763,621.17/2,168,122.40
  6. Step 6: Final answer
    x = 1,228,047.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.