Home / 1,623,786.90-2,435,680.35-1,092,945.30

Finding the Fourth Proportional to 1,623,786.90, 2,435,680.35 and 1,092,945.30

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Solution

The fourth proportional to 1,623,786.90, 2,435,680.35 and 1,092,945.30 is: 1,639,417.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,786.90 : 2,435,680.35 = 1,092,945.30 : x
  2. Step 2: Convert to fraction form
    1,623,786.90/2,435,680.35 = 1,092,945.30/x
  3. Step 3: Cross multiply
    1,623,786.90x = 2,435,680.35 × 1,092,945.30
  4. Step 4: Simplify right side
    1,623,786.90x = 2,662,065,390,834.86
  5. Step 5: Solve for x
    x = 2,662,065,390,834.86/1,623,786.90
  6. Step 6: Final answer
    x = 1,639,417.95

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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.