Home / 3,152,672.80-4,729,009.20-1,889,850.40

Finding the Fourth Proportional to 3,152,672.80, 4,729,009.20 and 1,889,850.40

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Solution

The fourth proportional to 3,152,672.80, 4,729,009.20 and 1,889,850.40 is: 2,834,775.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152,672.80 : 4,729,009.20 = 1,889,850.40 : x
  2. Step 2: Convert to fraction form
    3,152,672.80/4,729,009.20 = 1,889,850.40/x
  3. Step 3: Cross multiply
    3,152,672.80x = 4,729,009.20 × 1,889,850.40
  4. Step 4: Simplify right side
    3,152,672.80x = 8,937,119,928,223.68
  5. Step 5: Solve for x
    x = 8,937,119,928,223.68/3,152,672.80
  6. Step 6: Final answer
    x = 2,834,775.60

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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.