Home / 3,154,190.40-4,729,903.20-1,260,302.40

Finding the Fourth Proportional to 3,154,190.40, 4,729,903.20 and 1,260,302.40

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Solution

The fourth proportional to 3,154,190.40, 4,729,903.20 and 1,260,302.40 is: 1,889,901.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154,190.40 : 4,729,903.20 = 1,260,302.40 : x
  2. Step 2: Convert to fraction form
    3,154,190.40/4,729,903.20 = 1,260,302.40/x
  3. Step 3: Cross multiply
    3,154,190.40x = 4,729,903.20 × 1,260,302.40
  4. Step 4: Simplify right side
    3,154,190.40x = 5,961,108,354,727.68
  5. Step 5: Solve for x
    x = 5,961,108,354,727.68/3,154,190.40
  6. Step 6: Final answer
    x = 1,889,901.24

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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.