Home / 1,365,722.20-2,045,972.10-734,426.20

Finding the Fourth Proportional to 1,365,722.20, 2,045,972.10 and 734,426.20

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Solution

The fourth proportional to 1,365,722.20, 2,045,972.10 and 734,426.20 is: 1,100,235.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,722.20 : 2,045,972.10 = 734,426.20 : x
  2. Step 2: Convert to fraction form
    1,365,722.20/2,045,972.10 = 734,426.20/x
  3. Step 3: Cross multiply
    1,365,722.20x = 2,045,972.10 × 734,426.20
  4. Step 4: Simplify right side
    1,365,722.20x = 1,502,615,514,709.02
  5. Step 5: Solve for x
    x = 1,502,615,514,709.02/1,365,722.20
  6. Step 6: Final answer
    x = 1,100,235.11

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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.