Home / 1,487,413.64-2,052,643.70-808,350.28

Finding the Fourth Proportional to 1,487,413.64, 2,052,643.70 and 808,350.28

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Solution

The fourth proportional to 1,487,413.64, 2,052,643.70 and 808,350.28 is: 1,115,530.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,413.64 : 2,052,643.70 = 808,350.28 : x
  2. Step 2: Convert to fraction form
    1,487,413.64/2,052,643.70 = 808,350.28/x
  3. Step 3: Cross multiply
    1,487,413.64x = 2,052,643.70 × 808,350.28
  4. Step 4: Simplify right side
    1,487,413.64x = 1,659,255,109,635.24
  5. Step 5: Solve for x
    x = 1,659,255,109,635.24/1,487,413.64
  6. Step 6: Final answer
    x = 1,115,530.38

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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.