Home / 3,436,954.10-5,155,430.37-878,173.84

Finding the Fourth Proportional to 3,436,954.10, 5,155,430.37 and 878,173.84

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Solution

The fourth proportional to 3,436,954.10, 5,155,430.37 and 878,173.84 is: 1,317,260.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,954.10 : 5,155,430.37 = 878,173.84 : x
  2. Step 2: Convert to fraction form
    3,436,954.10/5,155,430.37 = 878,173.84/x
  3. Step 3: Cross multiply
    3,436,954.10x = 5,155,430.37 × 878,173.84
  4. Step 4: Simplify right side
    3,436,954.10x = 4,527,364,084,875.52
  5. Step 5: Solve for x
    x = 4,527,364,084,875.52/3,436,954.10
  6. Step 6: Final answer
    x = 1,317,260.56

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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.