Home / 1,405,097.50-2,107,651.74-340,137.82

Finding the Fourth Proportional to 1,405,097.50, 2,107,651.74 and 340,137.82

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Solution

The fourth proportional to 1,405,097.50, 2,107,651.74 and 340,137.82 is: 510,208.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,097.50 : 2,107,651.74 = 340,137.82 : x
  2. Step 2: Convert to fraction form
    1,405,097.50/2,107,651.74 = 340,137.82/x
  3. Step 3: Cross multiply
    1,405,097.50x = 2,107,651.74 × 340,137.82
  4. Step 4: Simplify right side
    1,405,097.50x = 716,892,068,162.81
  5. Step 5: Solve for x
    x = 716,892,068,162.81/1,405,097.50
  6. Step 6: Final answer
    x = 510,208.06

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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.