Home / 1,348,833.89-1,862,633.85-866,239.81

Finding the Fourth Proportional to 1,348,833.89, 1,862,633.85 and 866,239.81

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Solution

The fourth proportional to 1,348,833.89, 1,862,633.85 and 866,239.81 is: 1,196,209.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,833.89 : 1,862,633.85 = 866,239.81 : x
  2. Step 2: Convert to fraction form
    1,348,833.89/1,862,633.85 = 866,239.81/x
  3. Step 3: Cross multiply
    1,348,833.89x = 1,862,633.85 × 866,239.81
  4. Step 4: Simplify right side
    1,348,833.89x = 1,613,487,584,418.58
  5. Step 5: Solve for x
    x = 1,613,487,584,418.58/1,348,833.89
  6. Step 6: Final answer
    x = 1,196,209.25

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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.