Home / 1,493,064.12-2,238,937.38-427,864.44

Finding the Fourth Proportional to 1,493,064.12, 2,238,937.38 and 427,864.44

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Solution

The fourth proportional to 1,493,064.12, 2,238,937.38 and 427,864.44 is: 641,607.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,064.12 : 2,238,937.38 = 427,864.44 : x
  2. Step 2: Convert to fraction form
    1,493,064.12/2,238,937.38 = 427,864.44/x
  3. Step 3: Cross multiply
    1,493,064.12x = 2,238,937.38 × 427,864.44
  4. Step 4: Simplify right side
    1,493,064.12x = 957,961,688,288.77
  5. Step 5: Solve for x
    x = 957,961,688,288.77/1,493,064.12
  6. Step 6: Final answer
    x = 641,607.87

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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.