Home / 2,658,167.10-3,990,203.10-1,648,429.20

Finding the Fourth Proportional to 2,658,167.10, 3,990,203.10 and 1,648,429.20

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Solution

The fourth proportional to 2,658,167.10, 3,990,203.10 and 1,648,429.20 is: 2,474,474.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,658,167.10 : 3,990,203.10 = 1,648,429.20 : x
  2. Step 2: Convert to fraction form
    2,658,167.10/3,990,203.10 = 1,648,429.20/x
  3. Step 3: Cross multiply
    2,658,167.10x = 3,990,203.10 × 1,648,429.20
  4. Step 4: Simplify right side
    2,658,167.10x = 6,577,567,303,970.52
  5. Step 5: Solve for x
    x = 6,577,567,303,970.52/2,658,167.10
  6. Step 6: Final answer
    x = 2,474,474.73

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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.