Home / 1,283,441.14-1,771,162.77-710,490.88

Finding the Fourth Proportional to 1,283,441.14, 1,771,162.77 and 710,490.88

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Solution

The fourth proportional to 1,283,441.14, 1,771,162.77 and 710,490.88 is: 980,485.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,441.14 : 1,771,162.77 = 710,490.88 : x
  2. Step 2: Convert to fraction form
    1,283,441.14/1,771,162.77 = 710,490.88/x
  3. Step 3: Cross multiply
    1,283,441.14x = 1,771,162.77 × 710,490.88
  4. Step 4: Simplify right side
    1,283,441.14x = 1,258,394,995,080.54
  5. Step 5: Solve for x
    x = 1,258,394,995,080.54/1,283,441.14
  6. Step 6: Final answer
    x = 980,485.16

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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.