Home / 1,508,405.24-2,081,555.42-855,091.86

Finding the Fourth Proportional to 1,508,405.24, 2,081,555.42 and 855,091.86

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Solution

The fourth proportional to 1,508,405.24, 2,081,555.42 and 855,091.86 is: 1,180,001.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,405.24 : 2,081,555.42 = 855,091.86 : x
  2. Step 2: Convert to fraction form
    1,508,405.24/2,081,555.42 = 855,091.86/x
  3. Step 3: Cross multiply
    1,508,405.24x = 2,081,555.42 × 855,091.86
  4. Step 4: Simplify right side
    1,508,405.24x = 1,779,921,083,699.59
  5. Step 5: Solve for x
    x = 1,779,921,083,699.59/1,508,405.24
  6. Step 6: Final answer
    x = 1,180,001.93

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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.