Home / 2,700,105.80-4,050,206.70-806,870.60

Finding the Fourth Proportional to 2,700,105.80, 4,050,206.70 and 806,870.60

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Solution

The fourth proportional to 2,700,105.80, 4,050,206.70 and 806,870.60 is: 1,210,320.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,700,105.80 : 4,050,206.70 = 806,870.60 : x
  2. Step 2: Convert to fraction form
    2,700,105.80/4,050,206.70 = 806,870.60/x
  3. Step 3: Cross multiply
    2,700,105.80x = 4,050,206.70 × 806,870.60
  4. Step 4: Simplify right side
    2,700,105.80x = 3,267,992,710,153.02
  5. Step 5: Solve for x
    x = 3,267,992,710,153.02/2,700,105.80
  6. Step 6: Final answer
    x = 1,210,320.24

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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.