Home / 1,249,081.82-1,873,342.44-574,515.05

Finding the Fourth Proportional to 1,249,081.82, 1,873,342.44 and 574,515.05

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Solution

The fourth proportional to 1,249,081.82, 1,873,342.44 and 574,515.05 is: 861,643.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,081.82 : 1,873,342.44 = 574,515.05 : x
  2. Step 2: Convert to fraction form
    1,249,081.82/1,873,342.44 = 574,515.05/x
  3. Step 3: Cross multiply
    1,249,081.82x = 1,873,342.44 × 574,515.05
  4. Step 4: Simplify right side
    1,249,081.82x = 1,076,263,425,583.72
  5. Step 5: Solve for x
    x = 1,076,263,425,583.72/1,249,081.82
  6. Step 6: Final answer
    x = 861,643.66

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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.