Home / 1,034,222.64-1,426,050.54-728,201.22

Finding the Fourth Proportional to 1,034,222.64, 1,426,050.54 and 728,201.22

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Solution

The fourth proportional to 1,034,222.64, 1,426,050.54 and 728,201.22 is: 1,004,089.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,222.64 : 1,426,050.54 = 728,201.22 : x
  2. Step 2: Convert to fraction form
    1,034,222.64/1,426,050.54 = 728,201.22/x
  3. Step 3: Cross multiply
    1,034,222.64x = 1,426,050.54 × 728,201.22
  4. Step 4: Simplify right side
    1,034,222.64x = 1,038,451,743,009.66
  5. Step 5: Solve for x
    x = 1,038,451,743,009.66/1,034,222.64
  6. Step 6: Final answer
    x = 1,004,089.16

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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.