Home / 3,119,393.40-4,680,645.30-1,772,590.20

Finding the Fourth Proportional to 3,119,393.40, 4,680,645.30 and 1,772,590.20

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Solution

The fourth proportional to 3,119,393.40, 4,680,645.30 and 1,772,590.20 is: 2,659,769.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,393.40 : 4,680,645.30 = 1,772,590.20 : x
  2. Step 2: Convert to fraction form
    3,119,393.40/4,680,645.30 = 1,772,590.20/x
  3. Step 3: Cross multiply
    3,119,393.40x = 4,680,645.30 × 1,772,590.20
  4. Step 4: Simplify right side
    3,119,393.40x = 8,296,865,988,456.06
  5. Step 5: Solve for x
    x = 8,296,865,988,456.06/3,119,393.40
  6. Step 6: Final answer
    x = 2,659,769.04

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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.