Home / 1,702,069.20-2,348,983.80-977,151.60

Finding the Fourth Proportional to 1,702,069.20, 2,348,983.80 and 977,151.60

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Solution

The fourth proportional to 1,702,069.20, 2,348,983.80 and 977,151.60 is: 1,348,542.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702,069.20 : 2,348,983.80 = 977,151.60 : x
  2. Step 2: Convert to fraction form
    1,702,069.20/2,348,983.80 = 977,151.60/x
  3. Step 3: Cross multiply
    1,702,069.20x = 2,348,983.80 × 977,151.60
  4. Step 4: Simplify right side
    1,702,069.20x = 2,295,313,278,544.08
  5. Step 5: Solve for x
    x = 2,295,313,278,544.08/1,702,069.20
  6. Step 6: Final answer
    x = 1,348,542.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.