Home / 2,871,248.70-3,962,499.71-1,582,088.75

Finding the Fourth Proportional to 2,871,248.70, 3,962,499.71 and 1,582,088.75

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Solution

The fourth proportional to 2,871,248.70, 3,962,499.71 and 1,582,088.75 is: 2,183,379.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,871,248.70 : 3,962,499.71 = 1,582,088.75 : x
  2. Step 2: Convert to fraction form
    2,871,248.70/3,962,499.71 = 1,582,088.75/x
  3. Step 3: Cross multiply
    2,871,248.70x = 3,962,499.71 × 1,582,088.75
  4. Step 4: Simplify right side
    2,871,248.70x = 6,269,026,213,069.26
  5. Step 5: Solve for x
    x = 6,269,026,213,069.26/2,871,248.70
  6. Step 6: Final answer
    x = 2,183,379.73

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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.