Home / 3,889,141.40-5,830,947.30-1,492,059.80

Finding the Fourth Proportional to 3,889,141.40, 5,830,947.30 and 1,492,059.80

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Solution

The fourth proportional to 3,889,141.40, 5,830,947.30 and 1,492,059.80 is: 2,237,028.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,141.40 : 5,830,947.30 = 1,492,059.80 : x
  2. Step 2: Convert to fraction form
    3,889,141.40/5,830,947.30 = 1,492,059.80/x
  3. Step 3: Cross multiply
    3,889,141.40x = 5,830,947.30 × 1,492,059.80
  4. Step 4: Simplify right side
    3,889,141.40x = 8,700,122,062,248.54
  5. Step 5: Solve for x
    x = 8,700,122,062,248.54/3,889,141.40
  6. Step 6: Final answer
    x = 2,237,028.99

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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.