Home / 1,016,920.83-1,403,367.12-587,238.51

Finding the Fourth Proportional to 1,016,920.83, 1,403,367.12 and 587,238.51

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Solution

The fourth proportional to 1,016,920.83, 1,403,367.12 and 587,238.51 is: 810,398.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,920.83 : 1,403,367.12 = 587,238.51 : x
  2. Step 2: Convert to fraction form
    1,016,920.83/1,403,367.12 = 587,238.51/x
  3. Step 3: Cross multiply
    1,016,920.83x = 1,403,367.12 × 587,238.51
  4. Step 4: Simplify right side
    1,016,920.83x = 824,111,216,531.79
  5. Step 5: Solve for x
    x = 824,111,216,531.79/1,016,920.83
  6. Step 6: Final answer
    x = 810,398.60

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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.