Home / 1,063,582.07-1,468,285.25-821,320.79

Finding the Fourth Proportional to 1,063,582.07, 1,468,285.25 and 821,320.79

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Solution

The fourth proportional to 1,063,582.07, 1,468,285.25 and 821,320.79 is: 1,133,841.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,582.07 : 1,468,285.25 = 821,320.79 : x
  2. Step 2: Convert to fraction form
    1,063,582.07/1,468,285.25 = 821,320.79/x
  3. Step 3: Cross multiply
    1,063,582.07x = 1,468,285.25 × 821,320.79
  4. Step 4: Simplify right side
    1,063,582.07x = 1,205,933,190,027.32
  5. Step 5: Solve for x
    x = 1,205,933,190,027.32/1,063,582.07
  6. Step 6: Final answer
    x = 1,133,841.22

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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.