Home / 1,314,550.21-1,814,080.49-710,938.21

Finding the Fourth Proportional to 1,314,550.21, 1,814,080.49 and 710,938.21

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Solution

The fourth proportional to 1,314,550.21, 1,814,080.49 and 710,938.21 is: 981,095.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,550.21 : 1,814,080.49 = 710,938.21 : x
  2. Step 2: Convert to fraction form
    1,314,550.21/1,814,080.49 = 710,938.21/x
  3. Step 3: Cross multiply
    1,314,550.21x = 1,814,080.49 × 710,938.21
  4. Step 4: Simplify right side
    1,314,550.21x = 1,289,699,129,063.47
  5. Step 5: Solve for x
    x = 1,289,699,129,063.47/1,314,550.21
  6. Step 6: Final answer
    x = 981,095.38

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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.