Home / 1,316,546.06-1,816,823.16-712,934.06

Finding the Fourth Proportional to 1,316,546.06, 1,816,823.16 and 712,934.06

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Solution

The fourth proportional to 1,316,546.06, 1,816,823.16 and 712,934.06 is: 983,843.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,546.06 : 1,816,823.16 = 712,934.06 : x
  2. Step 2: Convert to fraction form
    1,316,546.06/1,816,823.16 = 712,934.06/x
  3. Step 3: Cross multiply
    1,316,546.06x = 1,816,823.16 × 712,934.06
  4. Step 4: Simplify right side
    1,316,546.06x = 1,295,275,111,760.83
  5. Step 5: Solve for x
    x = 1,295,275,111,760.83/1,316,546.06
  6. Step 6: Final answer
    x = 983,843.37

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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.