Home / 2,748,459.51-4,122,721.02-829,387.35

Finding the Fourth Proportional to 2,748,459.51, 4,122,721.02 and 829,387.35

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Solution

The fourth proportional to 2,748,459.51, 4,122,721.02 and 829,387.35 is: 1,244,090.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748,459.51 : 4,122,721.02 = 829,387.35 : x
  2. Step 2: Convert to fraction form
    2,748,459.51/4,122,721.02 = 829,387.35/x
  3. Step 3: Cross multiply
    2,748,459.51x = 4,122,721.02 × 829,387.35
  4. Step 4: Simplify right side
    2,748,459.51x = 3,419,332,661,567.10
  5. Step 5: Solve for x
    x = 3,419,332,661,567.10/2,748,459.51
  6. Step 6: Final answer
    x = 1,244,090.61

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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.