Home / 1,493,073.16-2,238,950.86-427,873.48

Finding the Fourth Proportional to 1,493,073.16, 2,238,950.86 and 427,873.48

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Solution

The fourth proportional to 1,493,073.16, 2,238,950.86 and 427,873.48 is: 641,621.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,073.16 : 2,238,950.86 = 427,873.48 : x
  2. Step 2: Convert to fraction form
    1,493,073.16/2,238,950.86 = 427,873.48/x
  3. Step 3: Cross multiply
    1,493,073.16x = 2,238,950.86 × 427,873.48
  4. Step 4: Simplify right side
    1,493,073.16x = 957,987,696,017.19
  5. Step 5: Solve for x
    x = 957,987,696,017.19/1,493,073.16
  6. Step 6: Final answer
    x = 641,621.40

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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.