Home / 4,119,085.20-6,178,627.80-2,607,430.80

Finding the Fourth Proportional to 4,119,085.20, 6,178,627.80 and 2,607,430.80

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Solution

The fourth proportional to 4,119,085.20, 6,178,627.80 and 2,607,430.80 is: 3,911,146.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,119,085.20 : 6,178,627.80 = 2,607,430.80 : x
  2. Step 2: Convert to fraction form
    4,119,085.20/6,178,627.80 = 2,607,430.80/x
  3. Step 3: Cross multiply
    4,119,085.20x = 6,178,627.80 × 2,607,430.80
  4. Step 4: Simplify right side
    4,119,085.20x = 16,110,344,427,456.24
  5. Step 5: Solve for x
    x = 16,110,344,427,456.24/4,119,085.20
  6. Step 6: Final answer
    x = 3,911,146.20

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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.