Home / 2,877,856.76-3,971,474.52-1,588,697.84

Finding the Fourth Proportional to 2,877,856.76, 3,971,474.52 and 1,588,697.84

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Solution

The fourth proportional to 2,877,856.76, 3,971,474.52 and 1,588,697.84 is: 2,192,420.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,856.76 : 3,971,474.52 = 1,588,697.84 : x
  2. Step 2: Convert to fraction form
    2,877,856.76/3,971,474.52 = 1,588,697.84/x
  3. Step 3: Cross multiply
    2,877,856.76x = 3,971,474.52 × 1,588,697.84
  4. Step 4: Simplify right side
    2,877,856.76x = 6,309,472,991,539.04
  5. Step 5: Solve for x
    x = 6,309,472,991,539.04/2,877,856.76
  6. Step 6: Final answer
    x = 2,192,420.79

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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.