Home / 1,609,977.60-2,414,966.40-980,121.60

Finding the Fourth Proportional to 1,609,977.60, 2,414,966.40 and 980,121.60

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Solution

The fourth proportional to 1,609,977.60, 2,414,966.40 and 980,121.60 is: 1,470,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,977.60 : 2,414,966.40 = 980,121.60 : x
  2. Step 2: Convert to fraction form
    1,609,977.60/2,414,966.40 = 980,121.60/x
  3. Step 3: Cross multiply
    1,609,977.60x = 2,414,966.40 × 980,121.60
  4. Step 4: Simplify right side
    1,609,977.60x = 2,366,960,731,914.24
  5. Step 5: Solve for x
    x = 2,366,960,731,914.24/1,609,977.60
  6. Step 6: Final answer
    x = 1,470,182.40

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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.