Home / 1,557,176.45-2,334,337.66-545,747.07

Finding the Fourth Proportional to 1,557,176.45, 2,334,337.66 and 545,747.07

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Solution

The fourth proportional to 1,557,176.45, 2,334,337.66 and 545,747.07 is: 818,120.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,176.45 : 2,334,337.66 = 545,747.07 : x
  2. Step 2: Convert to fraction form
    1,557,176.45/2,334,337.66 = 545,747.07/x
  3. Step 3: Cross multiply
    1,557,176.45x = 2,334,337.66 × 545,747.07
  4. Step 4: Simplify right side
    1,557,176.45x = 1,273,957,936,971.29
  5. Step 5: Solve for x
    x = 1,273,957,936,971.29/1,557,176.45
  6. Step 6: Final answer
    x = 818,120.47

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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.