Home / 2,656,319.81-3,665,704.21-1,510,400.05

Finding the Fourth Proportional to 2,656,319.81, 3,665,704.21 and 1,510,400.05

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Solution

The fourth proportional to 2,656,319.81, 3,665,704.21 and 1,510,400.05 is: 2,084,342.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,656,319.81 : 3,665,704.21 = 1,510,400.05 : x
  2. Step 2: Convert to fraction form
    2,656,319.81/3,665,704.21 = 1,510,400.05/x
  3. Step 3: Cross multiply
    2,656,319.81x = 3,665,704.21 × 1,510,400.05
  4. Step 4: Simplify right side
    2,656,319.81x = 5,536,679,809,128.95
  5. Step 5: Solve for x
    x = 5,536,679,809,128.95/2,656,319.81
  6. Step 6: Final answer
    x = 2,084,342.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.