Home / 2,180,922.28-3,009,461.70-1,608,270.76

Finding the Fourth Proportional to 2,180,922.28, 3,009,461.70 and 1,608,270.76

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Solution

The fourth proportional to 2,180,922.28, 3,009,461.70 and 1,608,270.76 is: 2,219,258.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,922.28 : 3,009,461.70 = 1,608,270.76 : x
  2. Step 2: Convert to fraction form
    2,180,922.28/3,009,461.70 = 1,608,270.76/x
  3. Step 3: Cross multiply
    2,180,922.28x = 3,009,461.70 × 1,608,270.76
  4. Step 4: Simplify right side
    2,180,922.28x = 4,840,029,255,449.89
  5. Step 5: Solve for x
    x = 4,840,029,255,449.89/2,180,922.28
  6. Step 6: Final answer
    x = 2,219,258.02

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Double scale
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1.5x scale

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.