Home / 1,820,173.80-2,730,260.70-1,784,744.40

Finding the Fourth Proportional to 1,820,173.80, 2,730,260.70 and 1,784,744.40

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Solution

The fourth proportional to 1,820,173.80, 2,730,260.70 and 1,784,744.40 is: 2,677,116.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,173.80 : 2,730,260.70 = 1,784,744.40 : x
  2. Step 2: Convert to fraction form
    1,820,173.80/2,730,260.70 = 1,784,744.40/x
  3. Step 3: Cross multiply
    1,820,173.80x = 2,730,260.70 × 1,784,744.40
  4. Step 4: Simplify right side
    1,820,173.80x = 4,872,817,494,865.08
  5. Step 5: Solve for x
    x = 4,872,817,494,865.08/1,820,173.80
  6. Step 6: Final answer
    x = 2,677,116.60

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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.