Home / 2,070,418.80-3,105,725.40-650,521.20

Finding the Fourth Proportional to 2,070,418.80, 3,105,725.40 and 650,521.20

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Solution

The fourth proportional to 2,070,418.80, 3,105,725.40 and 650,521.20 is: 975,812.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070,418.80 : 3,105,725.40 = 650,521.20 : x
  2. Step 2: Convert to fraction form
    2,070,418.80/3,105,725.40 = 650,521.20/x
  3. Step 3: Cross multiply
    2,070,418.80x = 3,105,725.40 × 650,521.20
  4. Step 4: Simplify right side
    2,070,418.80x = 2,020,340,214,078.48
  5. Step 5: Solve for x
    x = 2,020,340,214,078.48/2,070,418.80
  6. Step 6: Final answer
    x = 975,812.34

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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.