Home / 1,235,288.06-1,853,251.54-723,385.50

Finding the Fourth Proportional to 1,235,288.06, 1,853,251.54 and 723,385.50

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Solution

The fourth proportional to 1,235,288.06, 1,853,251.54 and 723,385.50 is: 1,085,265.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,288.06 : 1,853,251.54 = 723,385.50 : x
  2. Step 2: Convert to fraction form
    1,235,288.06/1,853,251.54 = 723,385.50/x
  3. Step 3: Cross multiply
    1,235,288.06x = 1,853,251.54 × 723,385.50
  4. Step 4: Simplify right side
    1,235,288.06x = 1,340,615,298,330.26
  5. Step 5: Solve for x
    x = 1,340,615,298,330.26/1,235,288.06
  6. Step 6: Final answer
    x = 1,085,265.33

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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.