Home / 3,689,528.84-5,091,330.57-2,140,670.54

Finding the Fourth Proportional to 3,689,528.84, 5,091,330.57 and 2,140,670.54

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Solution

The fourth proportional to 3,689,528.84, 5,091,330.57 and 2,140,670.54 is: 2,953,998.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,528.84 : 5,091,330.57 = 2,140,670.54 : x
  2. Step 2: Convert to fraction form
    3,689,528.84/5,091,330.57 = 2,140,670.54/x
  3. Step 3: Cross multiply
    3,689,528.84x = 5,091,330.57 × 2,140,670.54
  4. Step 4: Simplify right side
    3,689,528.84x = 10,898,861,360,600.41
  5. Step 5: Solve for x
    x = 10,898,861,360,600.41/3,689,528.84
  6. Step 6: Final answer
    x = 2,953,998.15

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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.