Home / 1,087,222.60-1,629,521.70-554,469.40

Finding the Fourth Proportional to 1,087,222.60, 1,629,521.70 and 554,469.40

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Solution

The fourth proportional to 1,087,222.60, 1,629,521.70 and 554,469.40 is: 831,034.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,222.60 : 1,629,521.70 = 554,469.40 : x
  2. Step 2: Convert to fraction form
    1,087,222.60/1,629,521.70 = 554,469.40/x
  3. Step 3: Cross multiply
    1,087,222.60x = 1,629,521.70 × 554,469.40
  4. Step 4: Simplify right side
    1,087,222.60x = 903,519,919,285.98
  5. Step 5: Solve for x
    x = 903,519,919,285.98/1,087,222.60
  6. Step 6: Final answer
    x = 831,034.90

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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.