Home / 2,610,129.64-3,915,186.54-716,872.76

Finding the Fourth Proportional to 2,610,129.64, 3,915,186.54 and 716,872.76

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Solution

The fourth proportional to 2,610,129.64, 3,915,186.54 and 716,872.76 is: 1,075,306.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,610,129.64 : 3,915,186.54 = 716,872.76 : x
  2. Step 2: Convert to fraction form
    2,610,129.64/3,915,186.54 = 716,872.76/x
  3. Step 3: Cross multiply
    2,610,129.64x = 3,915,186.54 × 716,872.76
  4. Step 4: Simplify right side
    2,610,129.64x = 2,806,690,580,844.65
  5. Step 5: Solve for x
    x = 2,806,690,580,844.65/2,610,129.64
  6. Step 6: Final answer
    x = 1,075,306.96

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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.