Home / 1,115,985.99-1,540,181.07-632,499.24

Finding the Fourth Proportional to 1,115,985.99, 1,540,181.07 and 632,499.24

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Solution

The fourth proportional to 1,115,985.99, 1,540,181.07 and 632,499.24 is: 872,917.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,985.99 : 1,540,181.07 = 632,499.24 : x
  2. Step 2: Convert to fraction form
    1,115,985.99/1,540,181.07 = 632,499.24/x
  3. Step 3: Cross multiply
    1,115,985.99x = 1,540,181.07 × 632,499.24
  4. Step 4: Simplify right side
    1,115,985.99x = 974,163,356,237.39
  5. Step 5: Solve for x
    x = 974,163,356,237.39/1,115,985.99
  6. Step 6: Final answer
    x = 872,917.19

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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.