Home / 5,326,015.32-7,989,081.30-1,539,531

Finding the Fourth Proportional to 5,326,015.32, 7,989,081.30 and 1,539,531

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Solution

The fourth proportional to 5,326,015.32, 7,989,081.30 and 1,539,531 is: 2,309,313.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326,015.32 : 7,989,081.30 = 1,539,531 : x
  2. Step 2: Convert to fraction form
    5,326,015.32/7,989,081.30 = 1,539,531/x
  3. Step 3: Cross multiply
    5,326,015.32x = 7,989,081.30 × 1,539,531
  4. Step 4: Simplify right side
    5,326,015.32x = 12,299,438,322,870.30
  5. Step 5: Solve for x
    x = 12,299,438,322,870.30/5,326,015.32
  6. Step 6: Final answer
    x = 2,309,313.36

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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.