Home / 1,728,355.20-2,592,532.80-1,623,292.80

Finding the Fourth Proportional to 1,728,355.20, 2,592,532.80 and 1,623,292.80

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Solution

The fourth proportional to 1,728,355.20, 2,592,532.80 and 1,623,292.80 is: 2,434,939.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,355.20 : 2,592,532.80 = 1,623,292.80 : x
  2. Step 2: Convert to fraction form
    1,728,355.20/2,592,532.80 = 1,623,292.80/x
  3. Step 3: Cross multiply
    1,728,355.20x = 2,592,532.80 × 1,623,292.80
  4. Step 4: Simplify right side
    1,728,355.20x = 4,208,439,828,003.84
  5. Step 5: Solve for x
    x = 4,208,439,828,003.84/1,728,355.20
  6. Step 6: Final answer
    x = 2,434,939.20

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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.