Home / 1,270,351.15-1,904,077.23-511,707.18

Finding the Fourth Proportional to 1,270,351.15, 1,904,077.23 and 511,707.18

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Solution

The fourth proportional to 1,270,351.15, 1,904,077.23 and 511,707.18 is: 766,976.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,351.15 : 1,904,077.23 = 511,707.18 : x
  2. Step 2: Convert to fraction form
    1,270,351.15/1,904,077.23 = 511,707.18/x
  3. Step 3: Cross multiply
    1,270,351.15x = 1,904,077.23 × 511,707.18
  4. Step 4: Simplify right side
    1,270,351.15x = 974,329,989,865.51
  5. Step 5: Solve for x
    x = 974,329,989,865.51/1,270,351.15
  6. Step 6: Final answer
    x = 766,976.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.