Home / 1,013,911.06-1,399,198.50-631,937.50

Finding the Fourth Proportional to 1,013,911.06, 1,399,198.50 and 631,937.50

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Solution

The fourth proportional to 1,013,911.06, 1,399,198.50 and 631,937.50 is: 872,074.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,911.06 : 1,399,198.50 = 631,937.50 : x
  2. Step 2: Convert to fraction form
    1,013,911.06/1,399,198.50 = 631,937.50/x
  3. Step 3: Cross multiply
    1,013,911.06x = 1,399,198.50 × 631,937.50
  4. Step 4: Simplify right side
    1,013,911.06x = 884,206,002,093.75
  5. Step 5: Solve for x
    x = 884,206,002,093.75/1,013,911.06
  6. Step 6: Final answer
    x = 872,074.52

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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.