Home / 1,343,752.32-2,015,734.32-445,157.76

Finding the Fourth Proportional to 1,343,752.32, 2,015,734.32 and 445,157.76

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Solution

The fourth proportional to 1,343,752.32, 2,015,734.32 and 445,157.76 is: 667,771.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,752.32 : 2,015,734.32 = 445,157.76 : x
  2. Step 2: Convert to fraction form
    1,343,752.32/2,015,734.32 = 445,157.76/x
  3. Step 3: Cross multiply
    1,343,752.32x = 2,015,734.32 × 445,157.76
  4. Step 4: Simplify right side
    1,343,752.32x = 897,319,774,646.32
  5. Step 5: Solve for x
    x = 897,319,774,646.32/1,343,752.32
  6. Step 6: Final answer
    x = 667,771.70

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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.