Home / 2,101,099.88-2,911,228.10-2,055,697.76

Finding the Fourth Proportional to 2,101,099.88, 2,911,228.10 and 2,055,697.76

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Solution

The fourth proportional to 2,101,099.88, 2,911,228.10 and 2,055,697.76 is: 2,848,320.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,099.88 : 2,911,228.10 = 2,055,697.76 : x
  2. Step 2: Convert to fraction form
    2,101,099.88/2,911,228.10 = 2,055,697.76/x
  3. Step 3: Cross multiply
    2,101,099.88x = 2,911,228.10 × 2,055,697.76
  4. Step 4: Simplify right side
    2,101,099.88x = 5,984,605,084,019.06
  5. Step 5: Solve for x
    x = 5,984,605,084,019.06/2,101,099.88
  6. Step 6: Final answer
    x = 2,848,320.13

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.