Home / 1,200,666.90-1,801,269-632,315.58

Finding the Fourth Proportional to 1,200,666.90, 1,801,269 and 632,315.58

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Solution

The fourth proportional to 1,200,666.90, 1,801,269 and 632,315.58 is: 948,614.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,666.90 : 1,801,269 = 632,315.58 : x
  2. Step 2: Convert to fraction form
    1,200,666.90/1,801,269 = 632,315.58/x
  3. Step 3: Cross multiply
    1,200,666.90x = 1,801,269 × 632,315.58
  4. Step 4: Simplify right side
    1,200,666.90x = 1,138,970,452,471.02
  5. Step 5: Solve for x
    x = 1,138,970,452,471.02/1,200,666.90
  6. Step 6: Final answer
    x = 948,614.85

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1.5x scale

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.