Home / 3,867,337.96-5,335,437.54-2,851,158.76

Finding the Fourth Proportional to 3,867,337.96, 5,335,437.54 and 2,851,158.76

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Solution

The fourth proportional to 3,867,337.96, 5,335,437.54 and 2,851,158.76 is: 3,933,501.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867,337.96 : 5,335,437.54 = 2,851,158.76 : x
  2. Step 2: Convert to fraction form
    3,867,337.96/5,335,437.54 = 2,851,158.76/x
  3. Step 3: Cross multiply
    3,867,337.96x = 5,335,437.54 × 2,851,158.76
  4. Step 4: Simplify right side
    3,867,337.96x = 15,212,179,480,603.85
  5. Step 5: Solve for x
    x = 15,212,179,480,603.85/3,867,337.96
  6. Step 6: Final answer
    x = 3,933,501.45

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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.