Home / 2,558,724.29-3,839,938.34-1,000,979.72

Finding the Fourth Proportional to 2,558,724.29, 3,839,938.34 and 1,000,979.72

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Solution

The fourth proportional to 2,558,724.29, 3,839,938.34 and 1,000,979.72 is: 1,502,194.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558,724.29 : 3,839,938.34 = 1,000,979.72 : x
  2. Step 2: Convert to fraction form
    2,558,724.29/3,839,938.34 = 1,000,979.72/x
  3. Step 3: Cross multiply
    2,558,724.29x = 3,839,938.34 × 1,000,979.72
  4. Step 4: Simplify right side
    2,558,724.29x = 3,843,700,416,492.76
  5. Step 5: Solve for x
    x = 3,843,700,416,492.76/2,558,724.29
  6. Step 6: Final answer
    x = 1,502,194.06

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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.