Home / 1,163,180.16-1,605,273.12-710,556.48

Finding the Fourth Proportional to 1,163,180.16, 1,605,273.12 and 710,556.48

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Solution

The fourth proportional to 1,163,180.16, 1,605,273.12 and 710,556.48 is: 980,619.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,180.16 : 1,605,273.12 = 710,556.48 : x
  2. Step 2: Convert to fraction form
    1,163,180.16/1,605,273.12 = 710,556.48/x
  3. Step 3: Cross multiply
    1,163,180.16x = 1,605,273.12 × 710,556.48
  4. Step 4: Simplify right side
    1,163,180.16x = 1,140,637,217,585.82
  5. Step 5: Solve for x
    x = 1,140,637,217,585.82/1,163,180.16
  6. Step 6: Final answer
    x = 980,619.56

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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.