Home / 2,172,525.08-2,997,391.10-1,254,632.98

Finding the Fourth Proportional to 2,172,525.08, 2,997,391.10 and 1,254,632.98

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Solution

The fourth proportional to 2,172,525.08, 2,997,391.10 and 1,254,632.98 is: 1,730,993.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,525.08 : 2,997,391.10 = 1,254,632.98 : x
  2. Step 2: Convert to fraction form
    2,172,525.08/2,997,391.10 = 1,254,632.98/x
  3. Step 3: Cross multiply
    2,172,525.08x = 2,997,391.10 × 1,254,632.98
  4. Step 4: Simplify right side
    2,172,525.08x = 3,760,625,728,018.48
  5. Step 5: Solve for x
    x = 3,760,625,728,018.48/2,172,525.08
  6. Step 6: Final answer
    x = 1,730,993.01

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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.