Home / 972,894.15-1,339,621.61-881,656.29

Finding the Fourth Proportional to 972,894.15, 1,339,621.61 and 881,656.29

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Solution

The fourth proportional to 972,894.15, 1,339,621.61 and 881,656.29 is: 1,213,992.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,894.15 : 1,339,621.61 = 881,656.29 : x
  2. Step 2: Convert to fraction form
    972,894.15/1,339,621.61 = 881,656.29/x
  3. Step 3: Cross multiply
    972,894.15x = 1,339,621.61 × 881,656.29
  4. Step 4: Simplify right side
    972,894.15x = 1,181,085,814,268.15
  5. Step 5: Solve for x
    x = 1,181,085,814,268.15/972,894.15
  6. Step 6: Final answer
    x = 1,213,992.10

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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.