Home / 1,261,678.12-1,892,544.04-452,115.32

Finding the Fourth Proportional to 1,261,678.12, 1,892,544.04 and 452,115.32

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Solution

The fourth proportional to 1,261,678.12, 1,892,544.04 and 452,115.32 is: 678,182.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,678.12 : 1,892,544.04 = 452,115.32 : x
  2. Step 2: Convert to fraction form
    1,261,678.12/1,892,544.04 = 452,115.32/x
  3. Step 3: Cross multiply
    1,261,678.12x = 1,892,544.04 × 452,115.32
  4. Step 4: Simplify right side
    1,261,678.12x = 855,648,154,258.69
  5. Step 5: Solve for x
    x = 855,648,154,258.69/1,261,678.12
  6. Step 6: Final answer
    x = 678,182.61

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Double scale
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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.