Home / 2,612,824.32-3,919,482.96-1,015,509.68

Finding the Fourth Proportional to 2,612,824.32, 3,919,482.96 and 1,015,509.68

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Solution

The fourth proportional to 2,612,824.32, 3,919,482.96 and 1,015,509.68 is: 1,523,360.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,612,824.32 : 3,919,482.96 = 1,015,509.68 : x
  2. Step 2: Convert to fraction form
    2,612,824.32/3,919,482.96 = 1,015,509.68/x
  3. Step 3: Cross multiply
    2,612,824.32x = 3,919,482.96 × 1,015,509.68
  4. Step 4: Simplify right side
    2,612,824.32x = 3,980,272,886,475.05
  5. Step 5: Solve for x
    x = 3,980,272,886,475.05/2,612,824.32
  6. Step 6: Final answer
    x = 1,523,360.32

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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.