Home / 1,171,034.35-1,615,938.39-712,085.56

Finding the Fourth Proportional to 1,171,034.35, 1,615,938.39 and 712,085.56

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Solution

The fourth proportional to 1,171,034.35, 1,615,938.39 and 712,085.56 is: 982,623.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,034.35 : 1,615,938.39 = 712,085.56 : x
  2. Step 2: Convert to fraction form
    1,171,034.35/1,615,938.39 = 712,085.56/x
  3. Step 3: Cross multiply
    1,171,034.35x = 1,615,938.39 × 712,085.56
  4. Step 4: Simplify right side
    1,171,034.35x = 1,150,686,393,368.65
  5. Step 5: Solve for x
    x = 1,150,686,393,368.65/1,171,034.35
  6. Step 6: Final answer
    x = 982,623.95

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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.