Home / 1,996,207.80-2,989,062.90-1,460,830.20

Finding the Fourth Proportional to 1,996,207.80, 2,989,062.90 and 1,460,830.20

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Solution

The fourth proportional to 1,996,207.80, 2,989,062.90 and 1,460,830.20 is: 2,187,404.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,207.80 : 2,989,062.90 = 1,460,830.20 : x
  2. Step 2: Convert to fraction form
    1,996,207.80/2,989,062.90 = 1,460,830.20/x
  3. Step 3: Cross multiply
    1,996,207.80x = 2,989,062.90 × 1,460,830.20
  4. Step 4: Simplify right side
    1,996,207.80x = 4,366,513,354,019.58
  5. Step 5: Solve for x
    x = 4,366,513,354,019.58/1,996,207.80
  6. Step 6: Final answer
    x = 2,187,404.21

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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.