Home / 1,330,793.62-1,996,762.29-432,510.64

Finding the Fourth Proportional to 1,330,793.62, 1,996,762.29 and 432,510.64

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Solution

The fourth proportional to 1,330,793.62, 1,996,762.29 and 432,510.64 is: 648,951.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,793.62 : 1,996,762.29 = 432,510.64 : x
  2. Step 2: Convert to fraction form
    1,330,793.62/1,996,762.29 = 432,510.64/x
  3. Step 3: Cross multiply
    1,330,793.62x = 1,996,762.29 × 432,510.64
  4. Step 4: Simplify right side
    1,330,793.62x = 863,620,935,975.77
  5. Step 5: Solve for x
    x = 863,620,935,975.77/1,330,793.62
  6. Step 6: Final answer
    x = 648,951.82

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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.