Home / 2,439,358.80-3,658,706.04-642,091.76

Finding the Fourth Proportional to 2,439,358.80, 3,658,706.04 and 642,091.76

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Solution

The fourth proportional to 2,439,358.80, 3,658,706.04 and 642,091.76 is: 963,050.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,439,358.80 : 3,658,706.04 = 642,091.76 : x
  2. Step 2: Convert to fraction form
    2,439,358.80/3,658,706.04 = 642,091.76/x
  3. Step 3: Cross multiply
    2,439,358.80x = 3,658,706.04 × 642,091.76
  4. Step 4: Simplify right side
    2,439,358.80x = 2,349,225,000,546.23
  5. Step 5: Solve for x
    x = 2,349,225,000,546.23/2,439,358.80
  6. Step 6: Final answer
    x = 963,050.21

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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.