Home / 1,009,121.48-1,391,140.66-793,887.74

Finding the Fourth Proportional to 1,009,121.48, 1,391,140.66 and 793,887.74

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Solution

The fourth proportional to 1,009,121.48, 1,391,140.66 and 793,887.74 is: 1,094,426.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,121.48 : 1,391,140.66 = 793,887.74 : x
  2. Step 2: Convert to fraction form
    1,009,121.48/1,391,140.66 = 793,887.74/x
  3. Step 3: Cross multiply
    1,009,121.48x = 1,391,140.66 × 793,887.74
  4. Step 4: Simplify right side
    1,009,121.48x = 1,104,409,514,589.51
  5. Step 5: Solve for x
    x = 1,104,409,514,589.51/1,009,121.48
  6. Step 6: Final answer
    x = 1,094,426.72

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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.