Home / 2,598,808.19-3,897,914.45-679,904.58

Finding the Fourth Proportional to 2,598,808.19, 3,897,914.45 and 679,904.58

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Solution

The fourth proportional to 2,598,808.19, 3,897,914.45 and 679,904.58 is: 1,019,778.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,598,808.19 : 3,897,914.45 = 679,904.58 : x
  2. Step 2: Convert to fraction form
    2,598,808.19/3,897,914.45 = 679,904.58/x
  3. Step 3: Cross multiply
    2,598,808.19x = 3,897,914.45 × 679,904.58
  4. Step 4: Simplify right side
    2,598,808.19x = 2,650,209,887,003.18
  5. Step 5: Solve for x
    x = 2,650,209,887,003.18/2,598,808.19
  6. Step 6: Final answer
    x = 1,019,778.95

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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.