Home / 2,871,406.06-3,962,269.62-1,693,821.40

Finding the Fourth Proportional to 2,871,406.06, 3,962,269.62 and 1,693,821.40

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Solution

The fourth proportional to 2,871,406.06, 3,962,269.62 and 1,693,821.40 is: 2,337,313.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,406.06 : 3,962,269.62 = 1,693,821.40 : x
  2. Step 2: Convert to fraction form
    2,871,406.06/3,962,269.62 = 1,693,821.40/x
  3. Step 3: Cross multiply
    2,871,406.06x = 3,962,269.62 × 1,693,821.40
  4. Step 4: Simplify right side
    2,871,406.06x = 6,711,377,074,925.87
  5. Step 5: Solve for x
    x = 6,711,377,074,925.87/2,871,406.06
  6. Step 6: Final answer
    x = 2,337,313.82

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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.