Home / 5,272,083.12-7,905,281.09-2,391,878.31

Finding the Fourth Proportional to 5,272,083.12, 7,905,281.09 and 2,391,878.31

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Solution

The fourth proportional to 5,272,083.12, 7,905,281.09 and 2,391,878.31 is: 3,586,527.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272,083.12 : 7,905,281.09 = 2,391,878.31 : x
  2. Step 2: Convert to fraction form
    5,272,083.12/7,905,281.09 = 2,391,878.31/x
  3. Step 3: Cross multiply
    5,272,083.12x = 7,905,281.09 × 2,391,878.31
  4. Step 4: Simplify right side
    5,272,083.12x = 18,908,470,383,214.57
  5. Step 5: Solve for x
    x = 18,908,470,383,214.57/5,272,083.12
  6. Step 6: Final answer
    x = 3,586,527.36

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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.