Home / 1,833,780.80-2,745,422.40-1,623,828.80

Finding the Fourth Proportional to 1,833,780.80, 2,745,422.40 and 1,623,828.80

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Solution

The fourth proportional to 1,833,780.80, 2,745,422.40 and 1,623,828.80 is: 2,431,095.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,833,780.80 : 2,745,422.40 = 1,623,828.80 : x
  2. Step 2: Convert to fraction form
    1,833,780.80/2,745,422.40 = 1,623,828.80/x
  3. Step 3: Cross multiply
    1,833,780.80x = 2,745,422.40 × 1,623,828.80
  4. Step 4: Simplify right side
    1,833,780.80x = 4,458,095,961,285.12
  5. Step 5: Solve for x
    x = 4,458,095,961,285.12/1,833,780.80
  6. Step 6: Final answer
    x = 2,431,095.34

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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.