Home / 1,802,887.55-2,487,886.25-986,933.39

Finding the Fourth Proportional to 1,802,887.55, 2,487,886.25 and 986,933.39

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Solution

The fourth proportional to 1,802,887.55, 2,487,886.25 and 986,933.39 is: 1,361,914.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,887.55 : 2,487,886.25 = 986,933.39 : x
  2. Step 2: Convert to fraction form
    1,802,887.55/2,487,886.25 = 986,933.39/x
  3. Step 3: Cross multiply
    1,802,887.55x = 2,487,886.25 × 986,933.39
  4. Step 4: Simplify right side
    1,802,887.55x = 2,455,377,993,272.79
  5. Step 5: Solve for x
    x = 2,455,377,993,272.79/1,802,887.55
  6. Step 6: Final answer
    x = 1,361,914.11

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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.