Home / 3,756,636-5,635,838.58-2,991,029.40

Finding the Fourth Proportional to 3,756,636, 5,635,838.58 and 2,991,029.40

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Solution

The fourth proportional to 3,756,636, 5,635,838.58 and 2,991,029.40 is: 4,487,248.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756,636 : 5,635,838.58 = 2,991,029.40 : x
  2. Step 2: Convert to fraction form
    3,756,636/5,635,838.58 = 2,991,029.40/x
  3. Step 3: Cross multiply
    3,756,636x = 5,635,838.58 × 2,991,029.40
  4. Step 4: Simplify right side
    3,756,636x = 16,856,958,886,434.25
  5. Step 5: Solve for x
    x = 16,856,958,886,434.25/3,756,636
  6. Step 6: Final answer
    x = 4,487,248.40

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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.