Home / 1,037,899.76-1,556,915.28-438,782.04

Finding the Fourth Proportional to 1,037,899.76, 1,556,915.28 and 438,782.04

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Solution

The fourth proportional to 1,037,899.76, 1,556,915.28 and 438,782.04 is: 658,200.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,899.76 : 1,556,915.28 = 438,782.04 : x
  2. Step 2: Convert to fraction form
    1,037,899.76/1,556,915.28 = 438,782.04/x
  3. Step 3: Cross multiply
    1,037,899.76x = 1,556,915.28 × 438,782.04
  4. Step 4: Simplify right side
    1,037,899.76x = 683,146,462,665.57
  5. Step 5: Solve for x
    x = 683,146,462,665.57/1,037,899.76
  6. Step 6: Final answer
    x = 658,200.81

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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.