Home / 1,085,522.03-1,628,428.85-411,853.13

Finding the Fourth Proportional to 1,085,522.03, 1,628,428.85 and 411,853.13

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Solution

The fourth proportional to 1,085,522.03, 1,628,428.85 and 411,853.13 is: 617,835.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,522.03 : 1,628,428.85 = 411,853.13 : x
  2. Step 2: Convert to fraction form
    1,085,522.03/1,628,428.85 = 411,853.13/x
  3. Step 3: Cross multiply
    1,085,522.03x = 1,628,428.85 × 411,853.13
  4. Step 4: Simplify right side
    1,085,522.03x = 670,673,518,854.80
  5. Step 5: Solve for x
    x = 670,673,518,854.80/1,085,522.03
  6. Step 6: Final answer
    x = 617,835.01

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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.