Home / 1,889,810.20-2,834,715.30-1,092,648.70

Finding the Fourth Proportional to 1,889,810.20, 2,834,715.30 and 1,092,648.70

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Solution

The fourth proportional to 1,889,810.20, 2,834,715.30 and 1,092,648.70 is: 1,638,973.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889,810.20 : 2,834,715.30 = 1,092,648.70 : x
  2. Step 2: Convert to fraction form
    1,889,810.20/2,834,715.30 = 1,092,648.70/x
  3. Step 3: Cross multiply
    1,889,810.20x = 2,834,715.30 × 1,092,648.70
  4. Step 4: Simplify right side
    1,889,810.20x = 3,097,347,987,415.11
  5. Step 5: Solve for x
    x = 3,097,347,987,415.11/1,889,810.20
  6. Step 6: Final answer
    x = 1,638,973.05

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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.