Home / 946,511.60-1,419,767.40-869,097.20

Finding the Fourth Proportional to 946,511.60, 1,419,767.40 and 869,097.20

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Solution

The fourth proportional to 946,511.60, 1,419,767.40 and 869,097.20 is: 1,303,645.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,511.60 : 1,419,767.40 = 869,097.20 : x
  2. Step 2: Convert to fraction form
    946,511.60/1,419,767.40 = 869,097.20/x
  3. Step 3: Cross multiply
    946,511.60x = 1,419,767.40 × 869,097.20
  4. Step 4: Simplify right side
    946,511.60x = 1,233,915,871,991.28
  5. Step 5: Solve for x
    x = 1,233,915,871,991.28/946,511.60
  6. Step 6: Final answer
    x = 1,303,645.80

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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.