Home / 2,155,702.90-3,234,015.15-659,946.10

Finding the Fourth Proportional to 2,155,702.90, 3,234,015.15 and 659,946.10

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Solution

The fourth proportional to 2,155,702.90, 3,234,015.15 and 659,946.10 is: 990,060.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,702.90 : 3,234,015.15 = 659,946.10 : x
  2. Step 2: Convert to fraction form
    2,155,702.90/3,234,015.15 = 659,946.10/x
  3. Step 3: Cross multiply
    2,155,702.90x = 3,234,015.15 × 659,946.10
  4. Step 4: Simplify right side
    2,155,702.90x = 2,134,275,685,583.41
  5. Step 5: Solve for x
    x = 2,134,275,685,583.41/2,155,702.90
  6. Step 6: Final answer
    x = 990,060.22

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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.