Home / 1,171,032.36-1,615,379.05-808,646.46

Finding the Fourth Proportional to 1,171,032.36, 1,615,379.05 and 808,646.46

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Solution

The fourth proportional to 1,171,032.36, 1,615,379.05 and 808,646.46 is: 1,115,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,032.36 : 1,615,379.05 = 808,646.46 : x
  2. Step 2: Convert to fraction form
    1,171,032.36/1,615,379.05 = 808,646.46/x
  3. Step 3: Cross multiply
    1,171,032.36x = 1,615,379.05 × 808,646.46
  4. Step 4: Simplify right side
    1,171,032.36x = 1,306,270,550,340.66
  5. Step 5: Solve for x
    x = 1,306,270,550,340.66/1,171,032.36
  6. Step 6: Final answer
    x = 1,115,486.30

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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.