Home / 980,168.40-1,470,598.20-945,608.40

Finding the Fourth Proportional to 980,168.40, 1,470,598.20 and 945,608.40

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Solution

The fourth proportional to 980,168.40, 1,470,598.20 and 945,608.40 is: 1,418,746.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,168.40 : 1,470,598.20 = 945,608.40 : x
  2. Step 2: Convert to fraction form
    980,168.40/1,470,598.20 = 945,608.40/x
  3. Step 3: Cross multiply
    980,168.40x = 1,470,598.20 × 945,608.40
  4. Step 4: Simplify right side
    980,168.40x = 1,390,610,010,944.88
  5. Step 5: Solve for x
    x = 1,390,610,010,944.88/980,168.40
  6. Step 6: Final answer
    x = 1,418,746.01

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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.