Home / 2,931,044.17-4,396,844.90-909,310.09

Finding the Fourth Proportional to 2,931,044.17, 4,396,844.90 and 909,310.09

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Solution

The fourth proportional to 2,931,044.17, 4,396,844.90 and 909,310.09 is: 1,364,051.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,044.17 : 4,396,844.90 = 909,310.09 : x
  2. Step 2: Convert to fraction form
    2,931,044.17/4,396,844.90 = 909,310.09/x
  3. Step 3: Cross multiply
    2,931,044.17x = 4,396,844.90 × 909,310.09
  4. Step 4: Simplify right side
    2,931,044.17x = 3,998,095,431,735.04
  5. Step 5: Solve for x
    x = 3,998,095,431,735.04/2,931,044.17
  6. Step 6: Final answer
    x = 1,364,051.58

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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.