Home / 1,314,531.16-1,814,042.71-710,919.16

Finding the Fourth Proportional to 1,314,531.16, 1,814,042.71 and 710,919.16

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Solution

The fourth proportional to 1,314,531.16, 1,814,042.71 and 710,919.16 is: 981,062.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,531.16 : 1,814,042.71 = 710,919.16 : x
  2. Step 2: Convert to fraction form
    1,314,531.16/1,814,042.71 = 710,919.16/x
  3. Step 3: Cross multiply
    1,314,531.16x = 1,814,042.71 × 710,919.16
  4. Step 4: Simplify right side
    1,314,531.16x = 1,289,637,719,597.32
  5. Step 5: Solve for x
    x = 1,289,637,719,597.32/1,314,531.16
  6. Step 6: Final answer
    x = 981,062.88

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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.