Home / 1,919,719.13-2,880,052.32-571,876.50

Finding the Fourth Proportional to 1,919,719.13, 2,880,052.32 and 571,876.50

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Solution

The fourth proportional to 1,919,719.13, 2,880,052.32 and 571,876.50 is: 857,955.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,719.13 : 2,880,052.32 = 571,876.50 : x
  2. Step 2: Convert to fraction form
    1,919,719.13/2,880,052.32 = 571,876.50/x
  3. Step 3: Cross multiply
    1,919,719.13x = 2,880,052.32 × 571,876.50
  4. Step 4: Simplify right side
    1,919,719.13x = 1,647,034,240,578.48
  5. Step 5: Solve for x
    x = 1,647,034,240,578.48/1,919,719.13
  6. Step 6: Final answer
    x = 857,955.84

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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.