Home / 2,079,225.90-3,119,385.60-659,279.70

Finding the Fourth Proportional to 2,079,225.90, 3,119,385.60 and 659,279.70

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Solution

The fourth proportional to 2,079,225.90, 3,119,385.60 and 659,279.70 is: 989,092.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,225.90 : 3,119,385.60 = 659,279.70 : x
  2. Step 2: Convert to fraction form
    2,079,225.90/3,119,385.60 = 659,279.70/x
  3. Step 3: Cross multiply
    2,079,225.90x = 3,119,385.60 × 659,279.70
  4. Step 4: Simplify right side
    2,079,225.90x = 2,056,547,602,552.32
  5. Step 5: Solve for x
    x = 2,056,547,602,552.32/2,079,225.90
  6. Step 6: Final answer
    x = 989,092.91

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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.