Home / 2,142,176.02-2,956,104.90-1,175,286.34

Finding the Fourth Proportional to 2,142,176.02, 2,956,104.90 and 1,175,286.34

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Solution

The fourth proportional to 2,142,176.02, 2,956,104.90 and 1,175,286.34 is: 1,621,841.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,176.02 : 2,956,104.90 = 1,175,286.34 : x
  2. Step 2: Convert to fraction form
    2,142,176.02/2,956,104.90 = 1,175,286.34/x
  3. Step 3: Cross multiply
    2,142,176.02x = 2,956,104.90 × 1,175,286.34
  4. Step 4: Simplify right side
    2,142,176.02x = 3,474,269,708,577.07
  5. Step 5: Solve for x
    x = 3,474,269,708,577.07/2,142,176.02
  6. Step 6: Final answer
    x = 1,621,841.38

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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.