Home / 1,934,404.28-2,668,126.52-1,641,999.28

Finding the Fourth Proportional to 1,934,404.28, 2,668,126.52 and 1,641,999.28

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Solution

The fourth proportional to 1,934,404.28, 2,668,126.52 and 1,641,999.28 is: 2,264,811.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934,404.28 : 2,668,126.52 = 1,641,999.28 : x
  2. Step 2: Convert to fraction form
    1,934,404.28/2,668,126.52 = 1,641,999.28/x
  3. Step 3: Cross multiply
    1,934,404.28x = 2,668,126.52 × 1,641,999.28
  4. Step 4: Simplify right side
    1,934,404.28x = 4,381,061,824,788.91
  5. Step 5: Solve for x
    x = 4,381,061,824,788.91/1,934,404.28
  6. Step 6: Final answer
    x = 2,264,811.90

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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.