Home / 1,091,749.33-1,506,620.05-633,135.81

Finding the Fourth Proportional to 1,091,749.33, 1,506,620.05 and 633,135.81

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Solution

The fourth proportional to 1,091,749.33, 1,506,620.05 and 633,135.81 is: 873,730.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,749.33 : 1,506,620.05 = 633,135.81 : x
  2. Step 2: Convert to fraction form
    1,091,749.33/1,506,620.05 = 633,135.81/x
  3. Step 3: Cross multiply
    1,091,749.33x = 1,506,620.05 × 633,135.81
  4. Step 4: Simplify right side
    1,091,749.33x = 953,895,105,718.99
  5. Step 5: Solve for x
    x = 953,895,105,718.99/1,091,749.33
  6. Step 6: Final answer
    x = 873,730.88

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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.