Home / 2,091,749.88-3,138,951.96-893,681.28

Finding the Fourth Proportional to 2,091,749.88, 3,138,951.96 and 893,681.28

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Solution

The fourth proportional to 2,091,749.88, 3,138,951.96 and 893,681.28 is: 1,341,088.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,749.88 : 3,138,951.96 = 893,681.28 : x
  2. Step 2: Convert to fraction form
    2,091,749.88/3,138,951.96 = 893,681.28/x
  3. Step 3: Cross multiply
    2,091,749.88x = 3,138,951.96 × 893,681.28
  4. Step 4: Simplify right side
    2,091,749.88x = 2,805,222,605,471.31
  5. Step 5: Solve for x
    x = 2,805,222,605,471.31/2,091,749.88
  6. Step 6: Final answer
    x = 1,341,088.93

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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.