Home / 1,343,680.22-2,015,804.63-445,071.08

Finding the Fourth Proportional to 1,343,680.22, 2,015,804.63 and 445,071.08

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Solution

The fourth proportional to 1,343,680.22, 2,015,804.63 and 445,071.08 is: 667,700.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,680.22 : 2,015,804.63 = 445,071.08 : x
  2. Step 2: Convert to fraction form
    1,343,680.22/2,015,804.63 = 445,071.08/x
  3. Step 3: Cross multiply
    1,343,680.22x = 2,015,804.63 × 445,071.08
  4. Step 4: Simplify right side
    1,343,680.22x = 897,176,334,776.76
  5. Step 5: Solve for x
    x = 897,176,334,776.76/1,343,680.22
  6. Step 6: Final answer
    x = 667,700.79

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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.