Home / 2,872,948.56-3,964,695.84-1,583,835.18

Finding the Fourth Proportional to 2,872,948.56, 3,964,695.84 and 1,583,835.18

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Solution

The fourth proportional to 2,872,948.56, 3,964,695.84 and 1,583,835.18 is: 2,185,707.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,948.56 : 3,964,695.84 = 1,583,835.18 : x
  2. Step 2: Convert to fraction form
    2,872,948.56/3,964,695.84 = 1,583,835.18/x
  3. Step 3: Cross multiply
    2,872,948.56x = 3,964,695.84 × 1,583,835.18
  4. Step 4: Simplify right side
    2,872,948.56x = 6,279,424,749,391.65
  5. Step 5: Solve for x
    x = 6,279,424,749,391.65/2,872,948.56
  6. Step 6: Final answer
    x = 2,185,707.34

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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.