Home / 2,056,246.40-3,084,029.40-690,003.20

Finding the Fourth Proportional to 2,056,246.40, 3,084,029.40 and 690,003.20

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Solution

The fourth proportional to 2,056,246.40, 3,084,029.40 and 690,003.20 is: 1,034,890.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056,246.40 : 3,084,029.40 = 690,003.20 : x
  2. Step 2: Convert to fraction form
    2,056,246.40/3,084,029.40 = 690,003.20/x
  3. Step 3: Cross multiply
    2,056,246.40x = 3,084,029.40 × 690,003.20
  4. Step 4: Simplify right side
    2,056,246.40x = 2,127,990,154,894.08
  5. Step 5: Solve for x
    x = 2,127,990,154,894.08/2,056,246.40
  6. Step 6: Final answer
    x = 1,034,890.64

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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.