Home / 1,405,095.50-2,107,648.74-340,135.82

Finding the Fourth Proportional to 1,405,095.50, 2,107,648.74 and 340,135.82

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Solution

The fourth proportional to 1,405,095.50, 2,107,648.74 and 340,135.82 is: 510,205.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,095.50 : 2,107,648.74 = 340,135.82 : x
  2. Step 2: Convert to fraction form
    1,405,095.50/2,107,648.74 = 340,135.82/x
  3. Step 3: Cross multiply
    1,405,095.50x = 2,107,648.74 × 340,135.82
  4. Step 4: Simplify right side
    1,405,095.50x = 716,886,832,451.87
  5. Step 5: Solve for x
    x = 716,886,832,451.87/1,405,095.50
  6. Step 6: Final answer
    x = 510,205.06

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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.