Home / 1,067,091.60-1,472,783.40-685,595.28

Finding the Fourth Proportional to 1,067,091.60, 1,472,783.40 and 685,595.28

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Solution

The fourth proportional to 1,067,091.60, 1,472,783.40 and 685,595.28 is: 946,248.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,091.60 : 1,472,783.40 = 685,595.28 : x
  2. Step 2: Convert to fraction form
    1,067,091.60/1,472,783.40 = 685,595.28/x
  3. Step 3: Cross multiply
    1,067,091.60x = 1,472,783.40 × 685,595.28
  4. Step 4: Simplify right side
    1,067,091.60x = 1,009,733,347,502.35
  5. Step 5: Solve for x
    x = 1,009,733,347,502.35/1,067,091.60
  6. Step 6: Final answer
    x = 946,248.05

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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.