Home / 2,221,962.55-3,066,497.13-1,255,270.30

Finding the Fourth Proportional to 2,221,962.55, 3,066,497.13 and 1,255,270.30

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Solution

The fourth proportional to 2,221,962.55, 3,066,497.13 and 1,255,270.30 is: 1,732,379.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,962.55 : 3,066,497.13 = 1,255,270.30 : x
  2. Step 2: Convert to fraction form
    2,221,962.55/3,066,497.13 = 1,255,270.30/x
  3. Step 3: Cross multiply
    2,221,962.55x = 3,066,497.13 × 1,255,270.30
  4. Step 4: Simplify right side
    2,221,962.55x = 3,849,282,772,324.24
  5. Step 5: Solve for x
    x = 3,849,282,772,324.24/2,221,962.55
  6. Step 6: Final answer
    x = 1,732,379.68

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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.