Home / 5,531,572-7,633,569.36-2,987,956

Finding the Fourth Proportional to 5,531,572, 7,633,569.36 and 2,987,956

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Solution

The fourth proportional to 5,531,572, 7,633,569.36 and 2,987,956 is: 4,123,379.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,531,572 : 7,633,569.36 = 2,987,956 : x
  2. Step 2: Convert to fraction form
    5,531,572/7,633,569.36 = 2,987,956/x
  3. Step 3: Cross multiply
    5,531,572x = 7,633,569.36 × 2,987,956
  4. Step 4: Simplify right side
    5,531,572x = 22,808,769,370,628.16
  5. Step 5: Solve for x
    x = 22,808,769,370,628.16/5,531,572
  6. Step 6: Final answer
    x = 4,123,379.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.