Home / 1,368,833.16-2,052,564.46-422,080.86

Finding the Fourth Proportional to 1,368,833.16, 2,052,564.46 and 422,080.86

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Solution

The fourth proportional to 1,368,833.16, 2,052,564.46 and 422,080.86 is: 632,909.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,833.16 : 2,052,564.46 = 422,080.86 : x
  2. Step 2: Convert to fraction form
    1,368,833.16/2,052,564.46 = 422,080.86/x
  3. Step 3: Cross multiply
    1,368,833.16x = 2,052,564.46 × 422,080.86
  4. Step 4: Simplify right side
    1,368,833.16x = 866,348,172,482.24
  5. Step 5: Solve for x
    x = 866,348,172,482.24/1,368,833.16
  6. Step 6: Final answer
    x = 632,909.98

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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.