Home / 1,997,317.92-2,996,420.40-577,266.60

Finding the Fourth Proportional to 1,997,317.92, 2,996,420.40 and 577,266.60

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Solution

The fourth proportional to 1,997,317.92, 2,996,420.40 and 577,266.60 is: 866,028.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,317.92 : 2,996,420.40 = 577,266.60 : x
  2. Step 2: Convert to fraction form
    1,997,317.92/2,996,420.40 = 577,266.60/x
  3. Step 3: Cross multiply
    1,997,317.92x = 2,996,420.40 × 577,266.60
  4. Step 4: Simplify right side
    1,997,317.92x = 1,729,733,416,478.64
  5. Step 5: Solve for x
    x = 1,729,733,416,478.64/1,997,317.92
  6. Step 6: Final answer
    x = 866,028.09

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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.