Home / 2,492,006.40-3,738,009.60-1,641,700.80

Finding the Fourth Proportional to 2,492,006.40, 3,738,009.60 and 1,641,700.80

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Solution

The fourth proportional to 2,492,006.40, 3,738,009.60 and 1,641,700.80 is: 2,462,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492,006.40 : 3,738,009.60 = 1,641,700.80 : x
  2. Step 2: Convert to fraction form
    2,492,006.40/3,738,009.60 = 1,641,700.80/x
  3. Step 3: Cross multiply
    2,492,006.40x = 3,738,009.60 × 1,641,700.80
  4. Step 4: Simplify right side
    2,492,006.40x = 6,136,693,350,727.68
  5. Step 5: Solve for x
    x = 6,136,693,350,727.68/2,492,006.40
  6. Step 6: Final answer
    x = 2,462,551.20

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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.