Home / 5,298,323.40-7,947,558-1,511,805.06

Finding the Fourth Proportional to 5,298,323.40, 7,947,558 and 1,511,805.06

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Solution

The fourth proportional to 5,298,323.40, 7,947,558 and 1,511,805.06 is: 2,267,728.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298,323.40 : 7,947,558 = 1,511,805.06 : x
  2. Step 2: Convert to fraction form
    5,298,323.40/7,947,558 = 1,511,805.06/x
  3. Step 3: Cross multiply
    5,298,323.40x = 7,947,558 × 1,511,805.06
  4. Step 4: Simplify right side
    5,298,323.40x = 12,015,158,399,043.48
  5. Step 5: Solve for x
    x = 12,015,158,399,043.48/5,298,323.40
  6. Step 6: Final answer
    x = 2,267,728.39

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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.