Home / 2,120,573.52-2,925,276.12-1,260,522

Finding the Fourth Proportional to 2,120,573.52, 2,925,276.12 and 1,260,522

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Solution

The fourth proportional to 2,120,573.52, 2,925,276.12 and 1,260,522 is: 1,738,857.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,120,573.52 : 2,925,276.12 = 1,260,522 : x
  2. Step 2: Convert to fraction form
    2,120,573.52/2,925,276.12 = 1,260,522/x
  3. Step 3: Cross multiply
    2,120,573.52x = 2,925,276.12 × 1,260,522
  4. Step 4: Simplify right side
    2,120,573.52x = 3,687,374,905,334.64
  5. Step 5: Solve for x
    x = 3,687,374,905,334.64/2,120,573.52
  6. Step 6: Final answer
    x = 1,738,857.38

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Double scale
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1.5x scale

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.