Home / 848,399.70-1,272,599.55-753,921.30

Finding the Fourth Proportional to 848,399.70, 1,272,599.55 and 753,921.30

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Solution

The fourth proportional to 848,399.70, 1,272,599.55 and 753,921.30 is: 1,130,881.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,399.70 : 1,272,599.55 = 753,921.30 : x
  2. Step 2: Convert to fraction form
    848,399.70/1,272,599.55 = 753,921.30/x
  3. Step 3: Cross multiply
    848,399.70x = 1,272,599.55 × 753,921.30
  4. Step 4: Simplify right side
    848,399.70x = 959,439,907,115.42
  5. Step 5: Solve for x
    x = 959,439,907,115.42/848,399.70
  6. Step 6: Final answer
    x = 1,130,881.95

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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.