Home / 1,458,213.48-2,187,307.10-460,941.80

Finding the Fourth Proportional to 1,458,213.48, 2,187,307.10 and 460,941.80

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Solution

The fourth proportional to 1,458,213.48, 2,187,307.10 and 460,941.80 is: 691,408.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,213.48 : 2,187,307.10 = 460,941.80 : x
  2. Step 2: Convert to fraction form
    1,458,213.48/2,187,307.10 = 460,941.80/x
  3. Step 3: Cross multiply
    1,458,213.48x = 2,187,307.10 × 460,941.80
  4. Step 4: Simplify right side
    1,458,213.48x = 1,008,221,271,826.78
  5. Step 5: Solve for x
    x = 1,008,221,271,826.78/1,458,213.48
  6. Step 6: Final answer
    x = 691,408.55

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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.