Home / 1,993,120.52-2,750,505.56-1,087,702.52

Finding the Fourth Proportional to 1,993,120.52, 2,750,505.56 and 1,087,702.52

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Solution

The fourth proportional to 1,993,120.52, 2,750,505.56 and 1,087,702.52 is: 1,501,029.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,120.52 : 2,750,505.56 = 1,087,702.52 : x
  2. Step 2: Convert to fraction form
    1,993,120.52/2,750,505.56 = 1,087,702.52/x
  3. Step 3: Cross multiply
    1,993,120.52x = 2,750,505.56 × 1,087,702.52
  4. Step 4: Simplify right side
    1,993,120.52x = 2,991,731,828,886.01
  5. Step 5: Solve for x
    x = 2,991,731,828,886.01/1,993,120.52
  6. Step 6: Final answer
    x = 1,501,029.06

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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.