Home / 2,177,070.60-3,264,050.70-978,011.40

Finding the Fourth Proportional to 2,177,070.60, 3,264,050.70 and 978,011.40

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Solution

The fourth proportional to 2,177,070.60, 3,264,050.70 and 978,011.40 is: 1,466,318.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177,070.60 : 3,264,050.70 = 978,011.40 : x
  2. Step 2: Convert to fraction form
    2,177,070.60/3,264,050.70 = 978,011.40/x
  3. Step 3: Cross multiply
    2,177,070.60x = 3,264,050.70 × 978,011.40
  4. Step 4: Simplify right side
    2,177,070.60x = 3,192,278,794,777.98
  5. Step 5: Solve for x
    x = 3,192,278,794,777.98/2,177,070.60
  6. Step 6: Final answer
    x = 1,466,318.45

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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.