Home / 1,399,603.91-2,099,739-452,974.63

Finding the Fourth Proportional to 1,399,603.91, 2,099,739 and 452,974.63

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Solution

The fourth proportional to 1,399,603.91, 2,099,739 and 452,974.63 is: 679,569.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,603.91 : 2,099,739 = 452,974.63 : x
  2. Step 2: Convert to fraction form
    1,399,603.91/2,099,739 = 452,974.63/x
  3. Step 3: Cross multiply
    1,399,603.91x = 2,099,739 × 452,974.63
  4. Step 4: Simplify right side
    1,399,603.91x = 951,128,496,621.57
  5. Step 5: Solve for x
    x = 951,128,496,621.57/1,399,603.91
  6. Step 6: Final answer
    x = 679,569.76

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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.