Home / 1,283,842.71-1,771,559.91-710,739.36

Finding the Fourth Proportional to 1,283,842.71, 1,771,559.91 and 710,739.36

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Solution

The fourth proportional to 1,283,842.71, 1,771,559.91 and 710,739.36 is: 980,741.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,842.71 : 1,771,559.91 = 710,739.36 : x
  2. Step 2: Convert to fraction form
    1,283,842.71/1,771,559.91 = 710,739.36/x
  3. Step 3: Cross multiply
    1,283,842.71x = 1,771,559.91 × 710,739.36
  4. Step 4: Simplify right side
    1,283,842.71x = 1,259,117,356,635.06
  5. Step 5: Solve for x
    x = 1,259,117,356,635.06/1,283,842.71
  6. Step 6: Final answer
    x = 980,741.14

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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.