Home / 2,075,904.30-3,113,856.45-1,131,120.30

Finding the Fourth Proportional to 2,075,904.30, 3,113,856.45 and 1,131,120.30

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Solution

The fourth proportional to 2,075,904.30, 3,113,856.45 and 1,131,120.30 is: 1,696,680.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,904.30 : 3,113,856.45 = 1,131,120.30 : x
  2. Step 2: Convert to fraction form
    2,075,904.30/3,113,856.45 = 1,131,120.30/x
  3. Step 3: Cross multiply
    2,075,904.30x = 3,113,856.45 × 1,131,120.30
  4. Step 4: Simplify right side
    2,075,904.30x = 3,522,146,241,880.94
  5. Step 5: Solve for x
    x = 3,522,146,241,880.94/2,075,904.30
  6. Step 6: Final answer
    x = 1,696,680.45

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Double scale
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Similar ratio
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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.