Home / 1,641,606.84-2,466,146.91-1,187,598.42

Finding the Fourth Proportional to 1,641,606.84, 2,466,146.91 and 1,187,598.42

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Solution

The fourth proportional to 1,641,606.84, 2,466,146.91 and 1,187,598.42 is: 1,784,100.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,606.84 : 2,466,146.91 = 1,187,598.42 : x
  2. Step 2: Convert to fraction form
    1,641,606.84/2,466,146.91 = 1,187,598.42/x
  3. Step 3: Cross multiply
    1,641,606.84x = 2,466,146.91 × 1,187,598.42
  4. Step 4: Simplify right side
    1,641,606.84x = 2,928,792,173,803.88
  5. Step 5: Solve for x
    x = 2,928,792,173,803.88/1,641,606.84
  6. Step 6: Final answer
    x = 1,784,100.86

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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.