Home / 1,110,249.79-1,662,852.34-868,859.32

Finding the Fourth Proportional to 1,110,249.79, 1,662,852.34 and 868,859.32

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Solution

The fourth proportional to 1,110,249.79, 1,662,852.34 and 868,859.32 is: 1,301,315.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,249.79 : 1,662,852.34 = 868,859.32 : x
  2. Step 2: Convert to fraction form
    1,110,249.79/1,662,852.34 = 868,859.32/x
  3. Step 3: Cross multiply
    1,110,249.79x = 1,662,852.34 × 868,859.32
  4. Step 4: Simplify right side
    1,110,249.79x = 1,444,784,748,552.27
  5. Step 5: Solve for x
    x = 1,444,784,748,552.27/1,110,249.79
  6. Step 6: Final answer
    x = 1,301,315.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.