Home / 2,958,072.40-4,429,235.40-1,887,317.20

Finding the Fourth Proportional to 2,958,072.40, 4,429,235.40 and 1,887,317.20

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Solution

The fourth proportional to 2,958,072.40, 4,429,235.40 and 1,887,317.20 is: 2,825,952.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958,072.40 : 4,429,235.40 = 1,887,317.20 : x
  2. Step 2: Convert to fraction form
    2,958,072.40/4,429,235.40 = 1,887,317.20/x
  3. Step 3: Cross multiply
    2,958,072.40x = 4,429,235.40 × 1,887,317.20
  4. Step 4: Simplify right side
    2,958,072.40x = 8,359,372,153,268.88
  5. Step 5: Solve for x
    x = 8,359,372,153,268.88/2,958,072.40
  6. Step 6: Final answer
    x = 2,825,952.52

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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.