Home / 1,186,301.12-1,787,546.96-980,548.16

Finding the Fourth Proportional to 1,186,301.12, 1,787,546.96 and 980,548.16

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Solution

The fourth proportional to 1,186,301.12, 1,787,546.96 and 980,548.16 is: 1,477,513.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,301.12 : 1,787,546.96 = 980,548.16 : x
  2. Step 2: Convert to fraction form
    1,186,301.12/1,787,546.96 = 980,548.16/x
  3. Step 3: Cross multiply
    1,186,301.12x = 1,787,546.96 × 980,548.16
  4. Step 4: Simplify right side
    1,186,301.12x = 1,752,775,882,541.59
  5. Step 5: Solve for x
    x = 1,752,775,882,541.59/1,186,301.12
  6. Step 6: Final answer
    x = 1,477,513.47

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.