Home / 917,712.51-1,265,933.08-852,764.48

Finding the Fourth Proportional to 917,712.51, 1,265,933.08 and 852,764.48

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Solution

The fourth proportional to 917,712.51, 1,265,933.08 and 852,764.48 is: 1,176,340.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,712.51 : 1,265,933.08 = 852,764.48 : x
  2. Step 2: Convert to fraction form
    917,712.51/1,265,933.08 = 852,764.48/x
  3. Step 3: Cross multiply
    917,712.51x = 1,265,933.08 × 852,764.48
  4. Step 4: Simplify right side
    917,712.51x = 1,079,542,768,911.79
  5. Step 5: Solve for x
    x = 1,079,542,768,911.79/917,712.51
  6. Step 6: Final answer
    x = 1,176,340.91

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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.