Home / 1,669,635.59-2,504,459.30-407,463.21

Finding the Fourth Proportional to 1,669,635.59, 2,504,459.30 and 407,463.21

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Solution

The fourth proportional to 1,669,635.59, 2,504,459.30 and 407,463.21 is: 611,196.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,635.59 : 2,504,459.30 = 407,463.21 : x
  2. Step 2: Convert to fraction form
    1,669,635.59/2,504,459.30 = 407,463.21/x
  3. Step 3: Cross multiply
    1,669,635.59x = 2,504,459.30 × 407,463.21
  4. Step 4: Simplify right side
    1,669,635.59x = 1,020,475,025,947.02
  5. Step 5: Solve for x
    x = 1,020,475,025,947.02/1,669,635.59
  6. Step 6: Final answer
    x = 611,196.26

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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.