Home / 1,590,579.15-2,194,933.55-865,429.71

Finding the Fourth Proportional to 1,590,579.15, 2,194,933.55 and 865,429.71

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Solution

The fourth proportional to 1,590,579.15, 2,194,933.55 and 865,429.71 is: 1,194,257.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,579.15 : 2,194,933.55 = 865,429.71 : x
  2. Step 2: Convert to fraction form
    1,590,579.15/2,194,933.55 = 865,429.71/x
  3. Step 3: Cross multiply
    1,590,579.15x = 2,194,933.55 × 865,429.71
  4. Step 4: Simplify right side
    1,590,579.15x = 1,899,560,701,318.62
  5. Step 5: Solve for x
    x = 1,899,560,701,318.62/1,590,579.15
  6. Step 6: Final answer
    x = 1,194,257.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.