Home / 2,831,935.30-4,240,904.55-1,880,152.90

Finding the Fourth Proportional to 2,831,935.30, 4,240,904.55 and 1,880,152.90

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Solution

The fourth proportional to 2,831,935.30, 4,240,904.55 and 1,880,152.90 is: 2,815,583.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,831,935.30 : 4,240,904.55 = 1,880,152.90 : x
  2. Step 2: Convert to fraction form
    2,831,935.30/4,240,904.55 = 1,880,152.90/x
  3. Step 3: Cross multiply
    2,831,935.30x = 4,240,904.55 × 1,880,152.90
  4. Step 4: Simplify right side
    2,831,935.30x = 7,973,548,988,305.69
  5. Step 5: Solve for x
    x = 7,973,548,988,305.69/2,831,935.30
  6. Step 6: Final answer
    x = 2,815,583.04

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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.