Home / 2,578,669.60-3,868,004.40-2,321,806.45

Finding the Fourth Proportional to 2,578,669.60, 3,868,004.40 and 2,321,806.45

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Solution

The fourth proportional to 2,578,669.60, 3,868,004.40 and 2,321,806.45 is: 3,482,709.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,669.60 : 3,868,004.40 = 2,321,806.45 : x
  2. Step 2: Convert to fraction form
    2,578,669.60/3,868,004.40 = 2,321,806.45/x
  3. Step 3: Cross multiply
    2,578,669.60x = 3,868,004.40 × 2,321,806.45
  4. Step 4: Simplify right side
    2,578,669.60x = 8,980,757,564,548.38
  5. Step 5: Solve for x
    x = 8,980,757,564,548.38/2,578,669.60
  6. Step 6: Final answer
    x = 3,482,709.68

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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.