Home / 2,970,563.52-4,451,853.96-1,620,703.32

Finding the Fourth Proportional to 2,970,563.52, 4,451,853.96 and 1,620,703.32

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Solution

The fourth proportional to 2,970,563.52, 4,451,853.96 and 1,620,703.32 is: 2,428,877.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,563.52 : 4,451,853.96 = 1,620,703.32 : x
  2. Step 2: Convert to fraction form
    2,970,563.52/4,451,853.96 = 1,620,703.32/x
  3. Step 3: Cross multiply
    2,970,563.52x = 4,451,853.96 × 1,620,703.32
  4. Step 4: Simplify right side
    2,970,563.52x = 7,215,134,493,127.15
  5. Step 5: Solve for x
    x = 7,215,134,493,127.15/2,970,563.52
  6. Step 6: Final answer
    x = 2,428,877.36

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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.