Home / 1,110,164.28-1,532,054.70-680,681.22

Finding the Fourth Proportional to 1,110,164.28, 1,532,054.70 and 680,681.22

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Solution

The fourth proportional to 1,110,164.28, 1,532,054.70 and 680,681.22 is: 939,357.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,164.28 : 1,532,054.70 = 680,681.22 : x
  2. Step 2: Convert to fraction form
    1,110,164.28/1,532,054.70 = 680,681.22/x
  3. Step 3: Cross multiply
    1,110,164.28x = 1,532,054.70 × 680,681.22
  4. Step 4: Simplify right side
    1,110,164.28x = 1,042,840,862,302.73
  5. Step 5: Solve for x
    x = 1,042,840,862,302.73/1,110,164.28
  6. Step 6: Final answer
    x = 939,357.25

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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.