Home / 3,507,285.52-4,839,955.98-1,979,534.80

Finding the Fourth Proportional to 3,507,285.52, 4,839,955.98 and 1,979,534.80

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Solution

The fourth proportional to 3,507,285.52, 4,839,955.98 and 1,979,534.80 is: 2,731,702.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507,285.52 : 4,839,955.98 = 1,979,534.80 : x
  2. Step 2: Convert to fraction form
    3,507,285.52/4,839,955.98 = 1,979,534.80/x
  3. Step 3: Cross multiply
    3,507,285.52x = 4,839,955.98 × 1,979,534.80
  4. Step 4: Simplify right side
    3,507,285.52x = 9,580,861,292,878.11
  5. Step 5: Solve for x
    x = 9,580,861,292,878.11/3,507,285.52
  6. Step 6: Final answer
    x = 2,731,702.69

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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.