Home / 1,088,873.22-1,502,174.97-680,263.86

Finding the Fourth Proportional to 1,088,873.22, 1,502,174.97 and 680,263.86

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Solution

The fourth proportional to 1,088,873.22, 1,502,174.97 and 680,263.86 is: 938,470.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,873.22 : 1,502,174.97 = 680,263.86 : x
  2. Step 2: Convert to fraction form
    1,088,873.22/1,502,174.97 = 680,263.86/x
  3. Step 3: Cross multiply
    1,088,873.22x = 1,502,174.97 × 680,263.86
  4. Step 4: Simplify right side
    1,088,873.22x = 1,021,875,343,487.58
  5. Step 5: Solve for x
    x = 1,021,875,343,487.58/1,088,873.22
  6. Step 6: Final answer
    x = 938,470.45

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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.