Home / 1,114,329.89-1,537,759.46-630,882.47

Finding the Fourth Proportional to 1,114,329.89, 1,537,759.46 and 630,882.47

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Solution

The fourth proportional to 1,114,329.89, 1,537,759.46 and 630,882.47 is: 870,608.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,329.89 : 1,537,759.46 = 630,882.47 : x
  2. Step 2: Convert to fraction form
    1,114,329.89/1,537,759.46 = 630,882.47/x
  3. Step 3: Cross multiply
    1,114,329.89x = 1,537,759.46 × 630,882.47
  4. Step 4: Simplify right side
    1,114,329.89x = 970,145,480,279.08
  5. Step 5: Solve for x
    x = 970,145,480,279.08/1,114,329.89
  6. Step 6: Final answer
    x = 870,608.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.