Home / 5,106,759-7,047,374.94-2,815,001.70

Finding the Fourth Proportional to 5,106,759, 7,047,374.94 and 2,815,001.70

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Solution

The fourth proportional to 5,106,759, 7,047,374.94 and 2,815,001.70 is: 3,884,728.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106,759 : 7,047,374.94 = 2,815,001.70 : x
  2. Step 2: Convert to fraction form
    5,106,759/7,047,374.94 = 2,815,001.70/x
  3. Step 3: Cross multiply
    5,106,759x = 7,047,374.94 × 2,815,001.70
  4. Step 4: Simplify right side
    5,106,759x = 19,838,372,436,637.40
  5. Step 5: Solve for x
    x = 19,838,372,436,637.40/5,106,759
  6. Step 6: Final answer
    x = 3,884,728.54

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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.