Home / 2,142,372.84-2,956,473.18-1,175,509.32

Finding the Fourth Proportional to 2,142,372.84, 2,956,473.18 and 1,175,509.32

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Solution

The fourth proportional to 2,142,372.84, 2,956,473.18 and 1,175,509.32 is: 1,622,202.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,372.84 : 2,956,473.18 = 1,175,509.32 : x
  2. Step 2: Convert to fraction form
    2,142,372.84/2,956,473.18 = 1,175,509.32/x
  3. Step 3: Cross multiply
    2,142,372.84x = 2,956,473.18 × 1,175,509.32
  4. Step 4: Simplify right side
    2,142,372.84x = 3,475,361,777,420.04
  5. Step 5: Solve for x
    x = 3,475,361,777,420.04/2,142,372.84
  6. Step 6: Final answer
    x = 1,622,202.13

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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.