Home / 1,283,928-1,771,798.82-710,955.86

Finding the Fourth Proportional to 1,283,928, 1,771,798.82 and 710,955.86

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Solution

The fourth proportional to 1,283,928, 1,771,798.82 and 710,955.86 is: 981,107.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,928 : 1,771,798.82 = 710,955.86 : x
  2. Step 2: Convert to fraction form
    1,283,928/1,771,798.82 = 710,955.86/x
  3. Step 3: Cross multiply
    1,283,928x = 1,771,798.82 × 710,955.86
  4. Step 4: Simplify right side
    1,283,928x = 1,259,670,753,820.09
  5. Step 5: Solve for x
    x = 1,259,670,753,820.09/1,283,928
  6. Step 6: Final answer
    x = 981,107.00

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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.