Home / 1,083,442.80-1,625,423.40-522,015.60

Finding the Fourth Proportional to 1,083,442.80, 1,625,423.40 and 522,015.60

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Solution

The fourth proportional to 1,083,442.80, 1,625,423.40 and 522,015.60 is: 783,148.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,442.80 : 1,625,423.40 = 522,015.60 : x
  2. Step 2: Convert to fraction form
    1,083,442.80/1,625,423.40 = 522,015.60/x
  3. Step 3: Cross multiply
    1,083,442.80x = 1,625,423.40 × 522,015.60
  4. Step 4: Simplify right side
    1,083,442.80x = 848,496,371,405.04
  5. Step 5: Solve for x
    x = 848,496,371,405.04/1,083,442.80
  6. Step 6: Final answer
    x = 783,148.29

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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.