Home / 1,367,778.96-1,887,606.72-824,085.36

Finding the Fourth Proportional to 1,367,778.96, 1,887,606.72 and 824,085.36

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Solution

The fourth proportional to 1,367,778.96, 1,887,606.72 and 824,085.36 is: 1,137,281.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,778.96 : 1,887,606.72 = 824,085.36 : x
  2. Step 2: Convert to fraction form
    1,367,778.96/1,887,606.72 = 824,085.36/x
  3. Step 3: Cross multiply
    1,367,778.96x = 1,887,606.72 × 824,085.36
  4. Step 4: Simplify right side
    1,367,778.96x = 1,555,549,063,389.62
  5. Step 5: Solve for x
    x = 1,555,549,063,389.62/1,367,778.96
  6. Step 6: Final answer
    x = 1,137,281.03

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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.