Home / 1,330,239.10-1,995,617.85-531,384.70

Finding the Fourth Proportional to 1,330,239.10, 1,995,617.85 and 531,384.70

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Solution

The fourth proportional to 1,330,239.10, 1,995,617.85 and 531,384.70 is: 797,180.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,239.10 : 1,995,617.85 = 531,384.70 : x
  2. Step 2: Convert to fraction form
    1,330,239.10/1,995,617.85 = 531,384.70/x
  3. Step 3: Cross multiply
    1,330,239.10x = 1,995,617.85 × 531,384.70
  4. Step 4: Simplify right side
    1,330,239.10x = 1,060,440,792,536.89
  5. Step 5: Solve for x
    x = 1,060,440,792,536.89/1,330,239.10
  6. Step 6: Final answer
    x = 797,180.59

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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.