Home / 1,085,598.90-1,628,402.54-454,069.71

Finding the Fourth Proportional to 1,085,598.90, 1,628,402.54 and 454,069.71

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Solution

The fourth proportional to 1,085,598.90, 1,628,402.54 and 454,069.71 is: 681,106.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,598.90 : 1,628,402.54 = 454,069.71 : x
  2. Step 2: Convert to fraction form
    1,085,598.90/1,628,402.54 = 454,069.71/x
  3. Step 3: Cross multiply
    1,085,598.90x = 1,628,402.54 × 454,069.71
  4. Step 4: Simplify right side
    1,085,598.90x = 739,408,266,830.72
  5. Step 5: Solve for x
    x = 739,408,266,830.72/1,085,598.90
  6. Step 6: Final answer
    x = 681,106.32

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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.