Home / 4,020,688.80-6,022,868.40-2,499,703.20

Finding the Fourth Proportional to 4,020,688.80, 6,022,868.40 and 2,499,703.20

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Solution

The fourth proportional to 4,020,688.80, 6,022,868.40 and 2,499,703.20 is: 3,744,478.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020,688.80 : 6,022,868.40 = 2,499,703.20 : x
  2. Step 2: Convert to fraction form
    4,020,688.80/6,022,868.40 = 2,499,703.20/x
  3. Step 3: Cross multiply
    4,020,688.80x = 6,022,868.40 × 2,499,703.20
  4. Step 4: Simplify right side
    4,020,688.80x = 15,055,383,412,658.88
  5. Step 5: Solve for x
    x = 15,055,383,412,658.88/4,020,688.80
  6. Step 6: Final answer
    x = 3,744,478.66

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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.