Home / 2,293,720.80-3,440,995.20-945,146.40

Finding the Fourth Proportional to 2,293,720.80, 3,440,995.20 and 945,146.40

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Solution

The fourth proportional to 2,293,720.80, 3,440,995.20 and 945,146.40 is: 1,417,890.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293,720.80 : 3,440,995.20 = 945,146.40 : x
  2. Step 2: Convert to fraction form
    2,293,720.80/3,440,995.20 = 945,146.40/x
  3. Step 3: Cross multiply
    2,293,720.80x = 3,440,995.20 × 945,146.40
  4. Step 4: Simplify right side
    2,293,720.80x = 3,252,244,225,697.28
  5. Step 5: Solve for x
    x = 3,252,244,225,697.28/2,293,720.80
  6. Step 6: Final answer
    x = 1,417,890.19

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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.