Home / 1,775,006.20-2,662,509.30-512,961.40

Finding the Fourth Proportional to 1,775,006.20, 2,662,509.30 and 512,961.40

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Solution

The fourth proportional to 1,775,006.20, 2,662,509.30 and 512,961.40 is: 769,442.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,006.20 : 2,662,509.30 = 512,961.40 : x
  2. Step 2: Convert to fraction form
    1,775,006.20/2,662,509.30 = 512,961.40/x
  3. Step 3: Cross multiply
    1,775,006.20x = 2,662,509.30 × 512,961.40
  4. Step 4: Simplify right side
    1,775,006.20x = 1,365,764,498,041.02
  5. Step 5: Solve for x
    x = 1,365,764,498,041.02/1,775,006.20
  6. Step 6: Final answer
    x = 769,442.10

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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.