Home / 1,406,021.50-2,109,035.33-508,097.40

Finding the Fourth Proportional to 1,406,021.50, 2,109,035.33 and 508,097.40

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Solution

The fourth proportional to 1,406,021.50, 2,109,035.33 and 508,097.40 is: 762,147.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,021.50 : 2,109,035.33 = 508,097.40 : x
  2. Step 2: Convert to fraction form
    1,406,021.50/2,109,035.33 = 508,097.40/x
  3. Step 3: Cross multiply
    1,406,021.50x = 2,109,035.33 × 508,097.40
  4. Step 4: Simplify right side
    1,406,021.50x = 1,071,595,359,137.14
  5. Step 5: Solve for x
    x = 1,071,595,359,137.14/1,406,021.50
  6. Step 6: Final answer
    x = 762,147.21

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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.