Home / 1,406,391.36-2,109,600.24-341,442.76

Finding the Fourth Proportional to 1,406,391.36, 2,109,600.24 and 341,442.76

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Solution

The fourth proportional to 1,406,391.36, 2,109,600.24 and 341,442.76 is: 512,167.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,391.36 : 2,109,600.24 = 341,442.76 : x
  2. Step 2: Convert to fraction form
    1,406,391.36/2,109,600.24 = 341,442.76/x
  3. Step 3: Cross multiply
    1,406,391.36x = 2,109,600.24 × 341,442.76
  4. Step 4: Simplify right side
    1,406,391.36x = 720,307,728,442.26
  5. Step 5: Solve for x
    x = 720,307,728,442.26/1,406,391.36
  6. Step 6: Final answer
    x = 512,167.34

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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.