Home / 1,120,118.92-1,679,715.16-351,360.20

Finding the Fourth Proportional to 1,120,118.92, 1,679,715.16 and 351,360.20

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Solution

The fourth proportional to 1,120,118.92, 1,679,715.16 and 351,360.20 is: 526,895.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,118.92 : 1,679,715.16 = 351,360.20 : x
  2. Step 2: Convert to fraction form
    1,120,118.92/1,679,715.16 = 351,360.20/x
  3. Step 3: Cross multiply
    1,120,118.92x = 1,679,715.16 × 351,360.20
  4. Step 4: Simplify right side
    1,120,118.92x = 590,185,059,051.24
  5. Step 5: Solve for x
    x = 590,185,059,051.24/1,120,118.92
  6. Step 6: Final answer
    x = 526,895.00

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Double scale
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Similar ratio
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1.5x scale

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.