Home / 1,446,342.09-2,169,919.35-535,510.86

Finding the Fourth Proportional to 1,446,342.09, 2,169,919.35 and 535,510.86

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Solution

The fourth proportional to 1,446,342.09, 2,169,919.35 and 535,510.86 is: 803,416.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,342.09 : 2,169,919.35 = 535,510.86 : x
  2. Step 2: Convert to fraction form
    1,446,342.09/2,169,919.35 = 535,510.86/x
  3. Step 3: Cross multiply
    1,446,342.09x = 2,169,919.35 × 535,510.86
  4. Step 4: Simplify right side
    1,446,342.09x = 1,162,015,377,249.14
  5. Step 5: Solve for x
    x = 1,162,015,377,249.14/1,446,342.09
  6. Step 6: Final answer
    x = 803,416.69

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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.