Home / 1,343,268.21-2,015,168.22-383,732.10

Finding the Fourth Proportional to 1,343,268.21, 2,015,168.22 and 383,732.10

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Solution

The fourth proportional to 1,343,268.21, 2,015,168.22 and 383,732.10 is: 575,674.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,268.21 : 2,015,168.22 = 383,732.10 : x
  2. Step 2: Convert to fraction form
    1,343,268.21/2,015,168.22 = 383,732.10/x
  3. Step 3: Cross multiply
    1,343,268.21x = 2,015,168.22 × 383,732.10
  4. Step 4: Simplify right side
    1,343,268.21x = 773,284,732,913.86
  5. Step 5: Solve for x
    x = 773,284,732,913.86/1,343,268.21
  6. Step 6: Final answer
    x = 575,674.11

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1.5x scale

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.