Home / 1,249,719.75-1,874,667.12-501,765.75

Finding the Fourth Proportional to 1,249,719.75, 1,874,667.12 and 501,765.75

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Solution

The fourth proportional to 1,249,719.75, 1,874,667.12 and 501,765.75 is: 752,683.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,719.75 : 1,874,667.12 = 501,765.75 : x
  2. Step 2: Convert to fraction form
    1,249,719.75/1,874,667.12 = 501,765.75/x
  3. Step 3: Cross multiply
    1,249,719.75x = 1,874,667.12 × 501,765.75
  4. Step 4: Simplify right side
    1,249,719.75x = 940,643,750,958.31
  5. Step 5: Solve for x
    x = 940,643,750,958.31/1,249,719.75
  6. Step 6: Final answer
    x = 752,683.75

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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.