Home / 4,210,690.73-6,318,857.38-1,478,246.25

Finding the Fourth Proportional to 4,210,690.73, 6,318,857.38 and 1,478,246.25

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Solution

The fourth proportional to 4,210,690.73, 6,318,857.38 and 1,478,246.25 is: 2,218,359.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,210,690.73 : 6,318,857.38 = 1,478,246.25 : x
  2. Step 2: Convert to fraction form
    4,210,690.73/6,318,857.38 = 1,478,246.25/x
  3. Step 3: Cross multiply
    4,210,690.73x = 6,318,857.38 × 1,478,246.25
  4. Step 4: Simplify right side
    4,210,690.73x = 9,340,827,190,979.92
  5. Step 5: Solve for x
    x = 9,340,827,190,979.92/4,210,690.73
  6. Step 6: Final answer
    x = 2,218,359.84

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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.