Home / 1,209,953.54-1,669,550.87-700,557.50

Finding the Fourth Proportional to 1,209,953.54, 1,669,550.87 and 700,557.50

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Solution

The fourth proportional to 1,209,953.54, 1,669,550.87 and 700,557.50 is: 966,662.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,953.54 : 1,669,550.87 = 700,557.50 : x
  2. Step 2: Convert to fraction form
    1,209,953.54/1,669,550.87 = 700,557.50/x
  3. Step 3: Cross multiply
    1,209,953.54x = 1,669,550.87 × 700,557.50
  4. Step 4: Simplify right side
    1,209,953.54x = 1,169,616,380,107.24
  5. Step 5: Solve for x
    x = 1,169,616,380,107.24/1,209,953.54
  6. Step 6: Final answer
    x = 966,662.22

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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.