Home / 1,249,720.25-1,874,667.87-501,766.25

Finding the Fourth Proportional to 1,249,720.25, 1,874,667.87 and 501,766.25

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Solution

The fourth proportional to 1,249,720.25, 1,874,667.87 and 501,766.25 is: 752,684.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,720.25 : 1,874,667.87 = 501,766.25 : x
  2. Step 2: Convert to fraction form
    1,249,720.25/1,874,667.87 = 501,766.25/x
  3. Step 3: Cross multiply
    1,249,720.25x = 1,874,667.87 × 501,766.25
  4. Step 4: Simplify right side
    1,249,720.25x = 940,645,064,616.56
  5. Step 5: Solve for x
    x = 940,645,064,616.56/1,249,720.25
  6. Step 6: Final answer
    x = 752,684.50

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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.