Home / 1,170,923.04-1,615,852.80-661,614.48

Finding the Fourth Proportional to 1,170,923.04, 1,615,852.80 and 661,614.48

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Solution

The fourth proportional to 1,170,923.04, 1,615,852.80 and 661,614.48 is: 913,016.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,923.04 : 1,615,852.80 = 661,614.48 : x
  2. Step 2: Convert to fraction form
    1,170,923.04/1,615,852.80 = 661,614.48/x
  3. Step 3: Cross multiply
    1,170,923.04x = 1,615,852.80 × 661,614.48
  4. Step 4: Simplify right side
    1,170,923.04x = 1,069,071,610,028.54
  5. Step 5: Solve for x
    x = 1,069,071,610,028.54/1,170,923.04
  6. Step 6: Final answer
    x = 913,016.12

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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.