Home / 1,082,257.80-1,623,386.70-846,328.20

Finding the Fourth Proportional to 1,082,257.80, 1,623,386.70 and 846,328.20

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Solution

The fourth proportional to 1,082,257.80, 1,623,386.70 and 846,328.20 is: 1,269,492.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,257.80 : 1,623,386.70 = 846,328.20 : x
  2. Step 2: Convert to fraction form
    1,082,257.80/1,623,386.70 = 846,328.20/x
  3. Step 3: Cross multiply
    1,082,257.80x = 1,623,386.70 × 846,328.20
  4. Step 4: Simplify right side
    1,082,257.80x = 1,373,917,943,714.94
  5. Step 5: Solve for x
    x = 1,373,917,943,714.94/1,082,257.80
  6. Step 6: Final answer
    x = 1,269,492.30

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Double scale
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Similar ratio
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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.