Home / 1,350,829.47-1,864,159.38-738,969.06

Finding the Fourth Proportional to 1,350,829.47, 1,864,159.38 and 738,969.06

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Solution

The fourth proportional to 1,350,829.47, 1,864,159.38 and 738,969.06 is: 1,019,785.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,829.47 : 1,864,159.38 = 738,969.06 : x
  2. Step 2: Convert to fraction form
    1,350,829.47/1,864,159.38 = 738,969.06/x
  3. Step 3: Cross multiply
    1,350,829.47x = 1,864,159.38 × 738,969.06
  4. Step 4: Simplify right side
    1,350,829.47x = 1,377,556,104,728.78
  5. Step 5: Solve for x
    x = 1,377,556,104,728.78/1,350,829.47
  6. Step 6: Final answer
    x = 1,019,785.35

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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.