Home / 1,406,610.08-2,109,885.60-341,657.36

Finding the Fourth Proportional to 1,406,610.08, 2,109,885.60 and 341,657.36

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Solution

The fourth proportional to 1,406,610.08, 2,109,885.60 and 341,657.36 is: 512,478.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,610.08 : 2,109,885.60 = 341,657.36 : x
  2. Step 2: Convert to fraction form
    1,406,610.08/2,109,885.60 = 341,657.36/x
  3. Step 3: Cross multiply
    1,406,610.08x = 2,109,885.60 × 341,657.36
  4. Step 4: Simplify right side
    1,406,610.08x = 720,857,943,998.02
  5. Step 5: Solve for x
    x = 720,857,943,998.02/1,406,610.08
  6. Step 6: Final answer
    x = 512,478.87

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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.