Home / 2,178,431.18-3,006,868.11-1,453,277.11

Finding the Fourth Proportional to 2,178,431.18, 3,006,868.11 and 1,453,277.11

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Solution

The fourth proportional to 2,178,431.18, 3,006,868.11 and 1,453,277.11 is: 2,005,944.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,431.18 : 3,006,868.11 = 1,453,277.11 : x
  2. Step 2: Convert to fraction form
    2,178,431.18/3,006,868.11 = 1,453,277.11/x
  3. Step 3: Cross multiply
    2,178,431.18x = 3,006,868.11 × 1,453,277.11
  4. Step 4: Simplify right side
    2,178,431.18x = 4,369,812,589,534.79
  5. Step 5: Solve for x
    x = 4,369,812,589,534.79/2,178,431.18
  6. Step 6: Final answer
    x = 2,005,944.75

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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.