Home / 2,147,389.02-2,963,453.28-1,180,543.62

Finding the Fourth Proportional to 2,147,389.02, 2,963,453.28 and 1,180,543.62

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Solution

The fourth proportional to 2,147,389.02, 2,963,453.28 and 1,180,543.62 is: 1,629,181.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,389.02 : 2,963,453.28 = 1,180,543.62 : x
  2. Step 2: Convert to fraction form
    2,147,389.02/2,963,453.28 = 1,180,543.62/x
  3. Step 3: Cross multiply
    2,147,389.02x = 2,963,453.28 × 1,180,543.62
  4. Step 4: Simplify right side
    2,147,389.02x = 3,498,485,862,872.07
  5. Step 5: Solve for x
    x = 3,498,485,862,872.07/2,147,389.02
  6. Step 6: Final answer
    x = 1,629,181.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.