Home / 4,520,718.41-6,781,130.46-1,325,908.71

Finding the Fourth Proportional to 4,520,718.41, 6,781,130.46 and 1,325,908.71

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Solution

The fourth proportional to 4,520,718.41, 6,781,130.46 and 1,325,908.71 is: 1,988,878.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520,718.41 : 6,781,130.46 = 1,325,908.71 : x
  2. Step 2: Convert to fraction form
    4,520,718.41/6,781,130.46 = 1,325,908.71/x
  3. Step 3: Cross multiply
    4,520,718.41x = 6,781,130.46 × 1,325,908.71
  4. Step 4: Simplify right side
    4,520,718.41x = 8,991,159,940,560.31
  5. Step 5: Solve for x
    x = 8,991,159,940,560.31/4,520,718.41
  6. Step 6: Final answer
    x = 1,988,878.57

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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.