Home / 1,478,780.33-2,218,563.47-467,920.24

Finding the Fourth Proportional to 1,478,780.33, 2,218,563.47 and 467,920.24

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Solution

The fourth proportional to 1,478,780.33, 2,218,563.47 and 467,920.24 is: 702,004.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,780.33 : 2,218,563.47 = 467,920.24 : x
  2. Step 2: Convert to fraction form
    1,478,780.33/2,218,563.47 = 467,920.24/x
  3. Step 3: Cross multiply
    1,478,780.33x = 2,218,563.47 × 467,920.24
  4. Step 4: Simplify right side
    1,478,780.33x = 1,038,110,746,961.02
  5. Step 5: Solve for x
    x = 1,038,110,746,961.02/1,478,780.33
  6. Step 6: Final answer
    x = 702,004.71

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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.