Home / 3,886,583.20-5,822,001.60-2,201,718.40

Finding the Fourth Proportional to 3,886,583.20, 5,822,001.60 and 2,201,718.40

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Solution

The fourth proportional to 3,886,583.20, 5,822,001.60 and 2,201,718.40 is: 3,298,117.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,583.20 : 5,822,001.60 = 2,201,718.40 : x
  2. Step 2: Convert to fraction form
    3,886,583.20/5,822,001.60 = 2,201,718.40/x
  3. Step 3: Cross multiply
    3,886,583.20x = 5,822,001.60 × 2,201,718.40
  4. Step 4: Simplify right side
    3,886,583.20x = 12,818,408,047,549.44
  5. Step 5: Solve for x
    x = 12,818,408,047,549.44/3,886,583.20
  6. Step 6: Final answer
    x = 3,298,117.49

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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.