Home / 2,866,960.60-4,300,440.90-872,986.84

Finding the Fourth Proportional to 2,866,960.60, 4,300,440.90 and 872,986.84

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Solution

The fourth proportional to 2,866,960.60, 4,300,440.90 and 872,986.84 is: 1,309,480.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,866,960.60 : 4,300,440.90 = 872,986.84 : x
  2. Step 2: Convert to fraction form
    2,866,960.60/4,300,440.90 = 872,986.84/x
  3. Step 3: Cross multiply
    2,866,960.60x = 4,300,440.90 × 872,986.84
  4. Step 4: Simplify right side
    2,866,960.60x = 3,754,228,311,897.76
  5. Step 5: Solve for x
    x = 3,754,228,311,897.76/2,866,960.60
  6. Step 6: Final answer
    x = 1,309,480.26

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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.