Home / 3,499,661.12-4,829,510.40-1,972,258.88

Finding the Fourth Proportional to 3,499,661.12, 4,829,510.40 and 1,972,258.88

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Solution

The fourth proportional to 3,499,661.12, 4,829,510.40 and 1,972,258.88 is: 2,721,704.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,499,661.12 : 4,829,510.40 = 1,972,258.88 : x
  2. Step 2: Convert to fraction form
    3,499,661.12/4,829,510.40 = 1,972,258.88/x
  3. Step 3: Cross multiply
    3,499,661.12x = 4,829,510.40 × 1,972,258.88
  4. Step 4: Simplify right side
    3,499,661.12x = 9,525,044,772,452.35
  5. Step 5: Solve for x
    x = 9,525,044,772,452.35/3,499,661.12
  6. Step 6: Final answer
    x = 2,721,704.89

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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.