Home / 1,487,375.37-2,051,877.96-1,078,580.52

Finding the Fourth Proportional to 1,487,375.37, 2,051,877.96 and 1,078,580.52

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Solution

The fourth proportional to 1,487,375.37, 2,051,877.96 and 1,078,580.52 is: 1,487,933.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,375.37 : 2,051,877.96 = 1,078,580.52 : x
  2. Step 2: Convert to fraction form
    1,487,375.37/2,051,877.96 = 1,078,580.52/x
  3. Step 3: Cross multiply
    1,487,375.37x = 2,051,877.96 × 1,078,580.52
  4. Step 4: Simplify right side
    1,487,375.37x = 2,213,115,597,073.34
  5. Step 5: Solve for x
    x = 2,213,115,597,073.34/1,487,375.37
  6. Step 6: Final answer
    x = 1,487,933.47

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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.