Home / 1,108,889.55-1,663,334.33-996,696.45

Finding the Fourth Proportional to 1,108,889.55, 1,663,334.33 and 996,696.45

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Solution

The fourth proportional to 1,108,889.55, 1,663,334.33 and 996,696.45 is: 1,495,044.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,889.55 : 1,663,334.33 = 996,696.45 : x
  2. Step 2: Convert to fraction form
    1,108,889.55/1,663,334.33 = 996,696.45/x
  3. Step 3: Cross multiply
    1,108,889.55x = 1,663,334.33 × 996,696.45
  4. Step 4: Simplify right side
    1,108,889.55x = 1,657,839,416,890.65
  5. Step 5: Solve for x
    x = 1,657,839,416,890.65/1,108,889.55
  6. Step 6: Final answer
    x = 1,495,044.68

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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.