Home / 910,626.60-1,363,175.10-811,093.80

Finding the Fourth Proportional to 910,626.60, 1,363,175.10 and 811,093.80

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Solution

The fourth proportional to 910,626.60, 1,363,175.10 and 811,093.80 is: 1,214,178.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,626.60 : 1,363,175.10 = 811,093.80 : x
  2. Step 2: Convert to fraction form
    910,626.60/1,363,175.10 = 811,093.80/x
  3. Step 3: Cross multiply
    910,626.60x = 1,363,175.10 × 811,093.80
  4. Step 4: Simplify right side
    910,626.60x = 1,105,662,871,924.38
  5. Step 5: Solve for x
    x = 1,105,662,871,924.38/910,626.60
  6. Step 6: Final answer
    x = 1,214,178.10

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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.