Home / 1,019,569.64-1,406,982.93-554,413.34

Finding the Fourth Proportional to 1,019,569.64, 1,406,982.93 and 554,413.34

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Solution

The fourth proportional to 1,019,569.64, 1,406,982.93 and 554,413.34 is: 765,077.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,569.64 : 1,406,982.93 = 554,413.34 : x
  2. Step 2: Convert to fraction form
    1,019,569.64/1,406,982.93 = 554,413.34/x
  3. Step 3: Cross multiply
    1,019,569.64x = 1,406,982.93 × 554,413.34
  4. Step 4: Simplify right side
    1,019,569.64x = 780,050,105,544.29
  5. Step 5: Solve for x
    x = 780,050,105,544.29/1,019,569.64
  6. Step 6: Final answer
    x = 765,077.81

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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.