Home / 1,371,413.62-2,057,255.75-472,737.05

Finding the Fourth Proportional to 1,371,413.62, 2,057,255.75 and 472,737.05

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Solution

The fourth proportional to 1,371,413.62, 2,057,255.75 and 472,737.05 is: 709,152.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,413.62 : 2,057,255.75 = 472,737.05 : x
  2. Step 2: Convert to fraction form
    1,371,413.62/2,057,255.75 = 472,737.05/x
  3. Step 3: Cross multiply
    1,371,413.62x = 2,057,255.75 × 472,737.05
  4. Step 4: Simplify right side
    1,371,413.62x = 972,541,012,960.81
  5. Step 5: Solve for x
    x = 972,541,012,960.81/1,371,413.62
  6. Step 6: Final answer
    x = 709,152.22

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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.