Home / 2,578,670.60-3,868,005.90-2,321,807.45

Finding the Fourth Proportional to 2,578,670.60, 3,868,005.90 and 2,321,807.45

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Solution

The fourth proportional to 2,578,670.60, 3,868,005.90 and 2,321,807.45 is: 3,482,711.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,670.60 : 3,868,005.90 = 2,321,807.45 : x
  2. Step 2: Convert to fraction form
    2,578,670.60/3,868,005.90 = 2,321,807.45/x
  3. Step 3: Cross multiply
    2,578,670.60x = 3,868,005.90 × 2,321,807.45
  4. Step 4: Simplify right side
    2,578,670.60x = 8,980,764,915,263.96
  5. Step 5: Solve for x
    x = 8,980,764,915,263.96/2,578,670.60
  6. Step 6: Final answer
    x = 3,482,711.18

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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.