Home / 1,335,391.65-1,842,930.87-754,413.24

Finding the Fourth Proportional to 1,335,391.65, 1,842,930.87 and 754,413.24

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Solution

The fourth proportional to 1,335,391.65, 1,842,930.87 and 754,413.24 is: 1,041,141.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,391.65 : 1,842,930.87 = 754,413.24 : x
  2. Step 2: Convert to fraction form
    1,335,391.65/1,842,930.87 = 754,413.24/x
  3. Step 3: Cross multiply
    1,335,391.65x = 1,842,930.87 × 754,413.24
  4. Step 4: Simplify right side
    1,335,391.65x = 1,390,331,448,732.72
  5. Step 5: Solve for x
    x = 1,390,331,448,732.72/1,335,391.65
  6. Step 6: Final answer
    x = 1,041,141.34

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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.