Home / 1,365,968.67-2,048,595.81-406,165.78

Finding the Fourth Proportional to 1,365,968.67, 2,048,595.81 and 406,165.78

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Solution

The fourth proportional to 1,365,968.67, 2,048,595.81 and 406,165.78 is: 609,142.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,968.67 : 2,048,595.81 = 406,165.78 : x
  2. Step 2: Convert to fraction form
    1,365,968.67/2,048,595.81 = 406,165.78/x
  3. Step 3: Cross multiply
    1,365,968.67x = 2,048,595.81 × 406,165.78
  4. Step 4: Simplify right side
    1,365,968.67x = 832,069,515,073.38
  5. Step 5: Solve for x
    x = 832,069,515,073.38/1,365,968.67
  6. Step 6: Final answer
    x = 609,142.46

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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.