Home / 1,802,887.77-2,487,886.57-986,933.62

Finding the Fourth Proportional to 1,802,887.77, 2,487,886.57 and 986,933.62

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Solution

The fourth proportional to 1,802,887.77, 2,487,886.57 and 986,933.62 is: 1,361,914.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,887.77 : 2,487,886.57 = 986,933.62 : x
  2. Step 2: Convert to fraction form
    1,802,887.77/2,487,886.57 = 986,933.62/x
  3. Step 3: Cross multiply
    1,802,887.77x = 2,487,886.57 × 986,933.62
  4. Step 4: Simplify right side
    1,802,887.77x = 2,455,378,898,679.48
  5. Step 5: Solve for x
    x = 2,455,378,898,679.48/1,802,887.77
  6. Step 6: Final answer
    x = 1,361,914.45

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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.