Home / 1,146,035.35-1,580,870.15-715,568.14

Finding the Fourth Proportional to 1,146,035.35, 1,580,870.15 and 715,568.14

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Solution

The fourth proportional to 1,146,035.35, 1,580,870.15 and 715,568.14 is: 987,072.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,035.35 : 1,580,870.15 = 715,568.14 : x
  2. Step 2: Convert to fraction form
    1,146,035.35/1,580,870.15 = 715,568.14/x
  3. Step 3: Cross multiply
    1,146,035.35x = 1,580,870.15 × 715,568.14
  4. Step 4: Simplify right side
    1,146,035.35x = 1,131,220,313,898.65
  5. Step 5: Solve for x
    x = 1,131,220,313,898.65/1,146,035.35
  6. Step 6: Final answer
    x = 987,072.79

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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.