Home / 1,609,956.40-2,416,489.80-980,100.40

Finding the Fourth Proportional to 1,609,956.40, 2,416,489.80 and 980,100.40

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Solution

The fourth proportional to 1,609,956.40, 2,416,489.80 and 980,100.40 is: 1,471,097.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,956.40 : 2,416,489.80 = 980,100.40 : x
  2. Step 2: Convert to fraction form
    1,609,956.40/2,416,489.80 = 980,100.40/x
  3. Step 3: Cross multiply
    1,609,956.40x = 2,416,489.80 × 980,100.40
  4. Step 4: Simplify right side
    1,609,956.40x = 2,368,402,619,575.92
  5. Step 5: Solve for x
    x = 2,368,402,619,575.92/1,609,956.40
  6. Step 6: Final answer
    x = 1,471,097.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.