Home / 1,559,951.04-2,339,915.52-438,021.12

Finding the Fourth Proportional to 1,559,951.04, 2,339,915.52 and 438,021.12

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Solution

The fourth proportional to 1,559,951.04, 2,339,915.52 and 438,021.12 is: 657,028.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,951.04 : 2,339,915.52 = 438,021.12 : x
  2. Step 2: Convert to fraction form
    1,559,951.04/2,339,915.52 = 438,021.12/x
  3. Step 3: Cross multiply
    1,559,951.04x = 2,339,915.52 × 438,021.12
  4. Step 4: Simplify right side
    1,559,951.04x = 1,024,932,416,775.78
  5. Step 5: Solve for x
    x = 1,024,932,416,775.78/1,559,951.04
  6. Step 6: Final answer
    x = 657,028.58

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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.