Home / 2,118,865.23-3,177,957.38-581,501.46

Finding the Fourth Proportional to 2,118,865.23, 3,177,957.38 and 581,501.46

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Solution

The fourth proportional to 2,118,865.23, 3,177,957.38 and 581,501.46 is: 872,158.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,865.23 : 3,177,957.38 = 581,501.46 : x
  2. Step 2: Convert to fraction form
    2,118,865.23/3,177,957.38 = 581,501.46/x
  3. Step 3: Cross multiply
    2,118,865.23x = 3,177,957.38 × 581,501.46
  4. Step 4: Simplify right side
    2,118,865.23x = 1,847,986,865,297.61
  5. Step 5: Solve for x
    x = 1,847,986,865,297.61/2,118,865.23
  6. Step 6: Final answer
    x = 872,158.76

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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.