Home / 1,754,114.64-2,631,172.02-424,418.64

Finding the Fourth Proportional to 1,754,114.64, 2,631,172.02 and 424,418.64

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Solution

The fourth proportional to 1,754,114.64, 2,631,172.02 and 424,418.64 is: 636,627.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,114.64 : 2,631,172.02 = 424,418.64 : x
  2. Step 2: Convert to fraction form
    1,754,114.64/2,631,172.02 = 424,418.64/x
  3. Step 3: Cross multiply
    1,754,114.64x = 2,631,172.02 × 424,418.64
  4. Step 4: Simplify right side
    1,754,114.64x = 1,116,718,450,334.45
  5. Step 5: Solve for x
    x = 1,116,718,450,334.45/1,754,114.64
  6. Step 6: Final answer
    x = 636,627.97

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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.