Home / 2,007,390.40-3,011,377.20-659,323.60

Finding the Fourth Proportional to 2,007,390.40, 3,011,377.20 and 659,323.60

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Solution

The fourth proportional to 2,007,390.40, 3,011,377.20 and 659,323.60 is: 989,081.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,007,390.40 : 3,011,377.20 = 659,323.60 : x
  2. Step 2: Convert to fraction form
    2,007,390.40/3,011,377.20 = 659,323.60/x
  3. Step 3: Cross multiply
    2,007,390.40x = 3,011,377.20 × 659,323.60
  4. Step 4: Simplify right side
    2,007,390.40x = 1,985,472,056,461.92
  5. Step 5: Solve for x
    x = 1,985,472,056,461.92/2,007,390.40
  6. Step 6: Final answer
    x = 989,081.18

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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.