Home / 2,709,310.81-4,061,121.40-911,570.16

Finding the Fourth Proportional to 2,709,310.81, 4,061,121.40 and 911,570.16

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Solution

The fourth proportional to 2,709,310.81, 4,061,121.40 and 911,570.16 is: 1,366,398.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,709,310.81 : 4,061,121.40 = 911,570.16 : x
  2. Step 2: Convert to fraction form
    2,709,310.81/4,061,121.40 = 911,570.16/x
  3. Step 3: Cross multiply
    2,709,310.81x = 4,061,121.40 × 911,570.16
  4. Step 4: Simplify right side
    2,709,310.81x = 3,701,997,082,098.50
  5. Step 5: Solve for x
    x = 3,701,997,082,098.50/2,709,310.81
  6. Step 6: Final answer
    x = 1,366,398.08

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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.