Home / 2,636,918-3,953,031.24-953,647.28

Finding the Fourth Proportional to 2,636,918, 3,953,031.24 and 953,647.28

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Solution

The fourth proportional to 2,636,918, 3,953,031.24 and 953,647.28 is: 1,429,622.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,636,918 : 3,953,031.24 = 953,647.28 : x
  2. Step 2: Convert to fraction form
    2,636,918/3,953,031.24 = 953,647.28/x
  3. Step 3: Cross multiply
    2,636,918x = 3,953,031.24 × 953,647.28
  4. Step 4: Simplify right side
    2,636,918x = 3,769,797,489,781.03
  5. Step 5: Solve for x
    x = 3,769,797,489,781.03/2,636,918
  6. Step 6: Final answer
    x = 1,429,622.57

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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.