Home / 2,142,598.28-2,956,969.28-1,175,915.44

Finding the Fourth Proportional to 2,142,598.28, 2,956,969.28 and 1,175,915.44

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Solution

The fourth proportional to 2,142,598.28, 2,956,969.28 and 1,175,915.44 is: 1,622,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,598.28 : 2,956,969.28 = 1,175,915.44 : x
  2. Step 2: Convert to fraction form
    2,142,598.28/2,956,969.28 = 1,175,915.44/x
  3. Step 3: Cross multiply
    2,142,598.28x = 2,956,969.28 × 1,175,915.44
  4. Step 4: Simplify right side
    2,142,598.28x = 3,477,145,831,957.68
  5. Step 5: Solve for x
    x = 3,477,145,831,957.68/2,142,598.28
  6. Step 6: Final answer
    x = 1,622,864.10

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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.