Home / 2,767,066.41-4,151,860.65-1,420,174.74

Finding the Fourth Proportional to 2,767,066.41, 4,151,860.65 and 1,420,174.74

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Solution

The fourth proportional to 2,767,066.41, 4,151,860.65 and 1,420,174.74 is: 2,130,909.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767,066.41 : 4,151,860.65 = 1,420,174.74 : x
  2. Step 2: Convert to fraction form
    2,767,066.41/4,151,860.65 = 1,420,174.74/x
  3. Step 3: Cross multiply
    2,767,066.41x = 4,151,860.65 × 1,420,174.74
  4. Step 4: Simplify right side
    2,767,066.41x = 5,896,367,619,129.98
  5. Step 5: Solve for x
    x = 5,896,367,619,129.98/2,767,066.41
  6. Step 6: Final answer
    x = 2,130,909.33

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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.