Home / 1,639,683.56-2,459,436.67-502,449.05

Finding the Fourth Proportional to 1,639,683.56, 2,459,436.67 and 502,449.05

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Solution

The fourth proportional to 1,639,683.56, 2,459,436.67 and 502,449.05 is: 753,646.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,683.56 : 2,459,436.67 = 502,449.05 : x
  2. Step 2: Convert to fraction form
    1,639,683.56/2,459,436.67 = 502,449.05/x
  3. Step 3: Cross multiply
    1,639,683.56x = 2,459,436.67 × 502,449.05
  4. Step 4: Simplify right side
    1,639,683.56x = 1,235,741,609,236.36
  5. Step 5: Solve for x
    x = 1,235,741,609,236.36/1,639,683.56
  6. Step 6: Final answer
    x = 753,646.40

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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.