Home / 1,876,464.12-2,589,457.50-1,112,063.88

Finding the Fourth Proportional to 1,876,464.12, 2,589,457.50 and 1,112,063.88

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Solution

The fourth proportional to 1,876,464.12, 2,589,457.50 and 1,112,063.88 is: 1,534,610.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,464.12 : 2,589,457.50 = 1,112,063.88 : x
  2. Step 2: Convert to fraction form
    1,876,464.12/2,589,457.50 = 1,112,063.88/x
  3. Step 3: Cross multiply
    1,876,464.12x = 2,589,457.50 × 1,112,063.88
  4. Step 4: Simplify right side
    1,876,464.12x = 2,879,642,154,545.10
  5. Step 5: Solve for x
    x = 2,879,642,154,545.10/1,876,464.12
  6. Step 6: Final answer
    x = 1,534,610.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.