Home / 2,872,170.90-3,963,576.24-1,583,012.16

Finding the Fourth Proportional to 2,872,170.90, 3,963,576.24 and 1,583,012.16

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Solution

The fourth proportional to 2,872,170.90, 3,963,576.24 and 1,583,012.16 is: 2,184,545.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,170.90 : 3,963,576.24 = 1,583,012.16 : x
  2. Step 2: Convert to fraction form
    2,872,170.90/3,963,576.24 = 1,583,012.16/x
  3. Step 3: Cross multiply
    2,872,170.90x = 3,963,576.24 × 1,583,012.16
  4. Step 4: Simplify right side
    2,872,170.90x = 6,274,389,385,007.08
  5. Step 5: Solve for x
    x = 6,274,389,385,007.08/2,872,170.90
  6. Step 6: Final answer
    x = 2,184,545.98

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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.