Home / 2,391,681.90-3,583,529.55-1,680,437.10

Finding the Fourth Proportional to 2,391,681.90, 3,583,529.55 and 1,680,437.10

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Solution

The fourth proportional to 2,391,681.90, 3,583,529.55 and 1,680,437.10 is: 2,517,849.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391,681.90 : 3,583,529.55 = 1,680,437.10 : x
  2. Step 2: Convert to fraction form
    2,391,681.90/3,583,529.55 = 1,680,437.10/x
  3. Step 3: Cross multiply
    2,391,681.90x = 3,583,529.55 × 1,680,437.10
  4. Step 4: Simplify right side
    2,391,681.90x = 6,021,896,004,766.31
  5. Step 5: Solve for x
    x = 6,021,896,004,766.31/2,391,681.90
  6. Step 6: Final answer
    x = 2,517,849.89

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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.