Home / 1,387,433.92-2,081,140.08-713,704

Finding the Fourth Proportional to 1,387,433.92, 2,081,140.08 and 713,704

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Solution

The fourth proportional to 1,387,433.92, 2,081,140.08 and 713,704 is: 1,070,550.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,387,433.92 : 2,081,140.08 = 713,704 : x
  2. Step 2: Convert to fraction form
    1,387,433.92/2,081,140.08 = 713,704/x
  3. Step 3: Cross multiply
    1,387,433.92x = 2,081,140.08 × 713,704
  4. Step 4: Simplify right side
    1,387,433.92x = 1,485,317,999,656.32
  5. Step 5: Solve for x
    x = 1,485,317,999,656.32/1,387,433.92
  6. Step 6: Final answer
    x = 1,070,550.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.