Home / 2,928,151.57-4,386,506.97-2,017,173.12

Finding the Fourth Proportional to 2,928,151.57, 4,386,506.97 and 2,017,173.12

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Solution

The fourth proportional to 2,928,151.57, 4,386,506.97 and 2,017,173.12 is: 3,021,818.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928,151.57 : 4,386,506.97 = 2,017,173.12 : x
  2. Step 2: Convert to fraction form
    2,928,151.57/4,386,506.97 = 2,017,173.12/x
  3. Step 3: Cross multiply
    2,928,151.57x = 4,386,506.97 × 2,017,173.12
  4. Step 4: Simplify right side
    2,928,151.57x = 8,848,343,928,644.11
  5. Step 5: Solve for x
    x = 8,848,343,928,644.11/2,928,151.57
  6. Step 6: Final answer
    x = 3,021,818.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.