Home / 1,249,872.90-1,871,856.90-848,339.70

Finding the Fourth Proportional to 1,249,872.90, 1,871,856.90 and 848,339.70

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Solution

The fourth proportional to 1,249,872.90, 1,871,856.90 and 848,339.70 is: 1,270,505.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,872.90 : 1,871,856.90 = 848,339.70 : x
  2. Step 2: Convert to fraction form
    1,249,872.90/1,871,856.90 = 848,339.70/x
  3. Step 3: Cross multiply
    1,249,872.90x = 1,871,856.90 × 848,339.70
  4. Step 4: Simplify right side
    1,249,872.90x = 1,587,970,520,988.93
  5. Step 5: Solve for x
    x = 1,587,970,520,988.93/1,249,872.90
  6. Step 6: Final answer
    x = 1,270,505.60

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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.