Home / 1,283,899.16-1,771,780.74-710,939.33

Finding the Fourth Proportional to 1,283,899.16, 1,771,780.74 and 710,939.33

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Solution

The fourth proportional to 1,283,899.16, 1,771,780.74 and 710,939.33 is: 981,096.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,899.16 : 1,771,780.74 = 710,939.33 : x
  2. Step 2: Convert to fraction form
    1,283,899.16/1,771,780.74 = 710,939.33/x
  3. Step 3: Cross multiply
    1,283,899.16x = 1,771,780.74 × 710,939.33
  4. Step 4: Simplify right side
    1,283,899.16x = 1,259,628,607,321.76
  5. Step 5: Solve for x
    x = 1,259,628,607,321.76/1,283,899.16
  6. Step 6: Final answer
    x = 981,096.22

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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.