Home / 1,063,575.36-1,468,275.72-821,314.08

Finding the Fourth Proportional to 1,063,575.36, 1,468,275.72 and 821,314.08

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Solution

The fourth proportional to 1,063,575.36, 1,468,275.72 and 821,314.08 is: 1,133,831.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,575.36 : 1,468,275.72 = 821,314.08 : x
  2. Step 2: Convert to fraction form
    1,063,575.36/1,468,275.72 = 821,314.08/x
  3. Step 3: Cross multiply
    1,063,575.36x = 1,468,275.72 × 821,314.08
  4. Step 4: Simplify right side
    1,063,575.36x = 1,205,915,522,158.14
  5. Step 5: Solve for x
    x = 1,205,915,522,158.14/1,063,575.36
  6. Step 6: Final answer
    x = 1,133,831.76

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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.