Home / 1,283,070.33-1,770,451.71-710,109.15

Finding the Fourth Proportional to 1,283,070.33, 1,770,451.71 and 710,109.15

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Solution

The fourth proportional to 1,283,070.33, 1,770,451.71 and 710,109.15 is: 979,848.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,070.33 : 1,770,451.71 = 710,109.15 : x
  2. Step 2: Convert to fraction form
    1,283,070.33/1,770,451.71 = 710,109.15/x
  3. Step 3: Cross multiply
    1,283,070.33x = 1,770,451.71 × 710,109.15
  4. Step 4: Simplify right side
    1,283,070.33x = 1,257,213,958,904.15
  5. Step 5: Solve for x
    x = 1,257,213,958,904.15/1,283,070.33
  6. Step 6: Final answer
    x = 979,848.05

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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.