Home / 1,026,833.76-1,417,326.48-720,984.60

Finding the Fourth Proportional to 1,026,833.76, 1,417,326.48 and 720,984.60

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Solution

The fourth proportional to 1,026,833.76, 1,417,326.48 and 720,984.60 is: 995,166.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,833.76 : 1,417,326.48 = 720,984.60 : x
  2. Step 2: Convert to fraction form
    1,026,833.76/1,417,326.48 = 720,984.60/x
  3. Step 3: Cross multiply
    1,026,833.76x = 1,417,326.48 × 720,984.60
  4. Step 4: Simplify right side
    1,026,833.76x = 1,021,870,565,252.21
  5. Step 5: Solve for x
    x = 1,021,870,565,252.21/1,026,833.76
  6. Step 6: Final answer
    x = 995,166.51

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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.