Home / 2,112,152.60-3,168,228.90-974,912.60

Finding the Fourth Proportional to 2,112,152.60, 3,168,228.90 and 974,912.60

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Solution

The fourth proportional to 2,112,152.60, 3,168,228.90 and 974,912.60 is: 1,462,368.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,112,152.60 : 3,168,228.90 = 974,912.60 : x
  2. Step 2: Convert to fraction form
    2,112,152.60/3,168,228.90 = 974,912.60/x
  3. Step 3: Cross multiply
    2,112,152.60x = 3,168,228.90 × 974,912.60
  4. Step 4: Simplify right side
    2,112,152.60x = 3,088,746,274,294.14
  5. Step 5: Solve for x
    x = 3,088,746,274,294.14/2,112,152.60
  6. Step 6: Final answer
    x = 1,462,368.90

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Similar ratio
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1.5x scale

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.