Home / 986,125.08-1,482,708.70-908,180.40

Finding the Fourth Proportional to 986,125.08, 1,482,708.70 and 908,180.40

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Solution

The fourth proportional to 986,125.08, 1,482,708.70 and 908,180.40 is: 1,365,513.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,125.08 : 1,482,708.70 = 908,180.40 : x
  2. Step 2: Convert to fraction form
    986,125.08/1,482,708.70 = 908,180.40/x
  3. Step 3: Cross multiply
    986,125.08x = 1,482,708.70 × 908,180.40
  4. Step 4: Simplify right side
    986,125.08x = 1,346,566,980,249.48
  5. Step 5: Solve for x
    x = 1,346,566,980,249.48/986,125.08
  6. Step 6: Final answer
    x = 1,365,513.37

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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.