Home / 1,558,216.78-2,338,374.93-611,475.82

Finding the Fourth Proportional to 1,558,216.78, 2,338,374.93 and 611,475.82

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Solution

The fourth proportional to 1,558,216.78, 2,338,374.93 and 611,475.82 is: 917,625.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,216.78 : 2,338,374.93 = 611,475.82 : x
  2. Step 2: Convert to fraction form
    1,558,216.78/2,338,374.93 = 611,475.82/x
  3. Step 3: Cross multiply
    1,558,216.78x = 2,338,374.93 × 611,475.82
  4. Step 4: Simplify right side
    1,558,216.78x = 1,429,859,727,789.19
  5. Step 5: Solve for x
    x = 1,429,859,727,789.19/1,558,216.78
  6. Step 6: Final answer
    x = 917,625.68

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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.