Home / 1,487,995-2,053,450.32-825,720.44

Finding the Fourth Proportional to 1,487,995, 2,053,450.32 and 825,720.44

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Solution

The fourth proportional to 1,487,995, 2,053,450.32 and 825,720.44 is: 1,139,503.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,995 : 2,053,450.32 = 825,720.44 : x
  2. Step 2: Convert to fraction form
    1,487,995/2,053,450.32 = 825,720.44/x
  3. Step 3: Cross multiply
    1,487,995x = 2,053,450.32 × 825,720.44
  4. Step 4: Simplify right side
    1,487,995x = 1,695,575,901,748.54
  5. Step 5: Solve for x
    x = 1,695,575,901,748.54/1,487,995
  6. Step 6: Final answer
    x = 1,139,503.76

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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.