Home / 2,390,390.42-3,585,287.16-969,080.90

Finding the Fourth Proportional to 2,390,390.42, 3,585,287.16 and 969,080.90

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Solution

The fourth proportional to 2,390,390.42, 3,585,287.16 and 969,080.90 is: 1,453,500.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,390.42 : 3,585,287.16 = 969,080.90 : x
  2. Step 2: Convert to fraction form
    2,390,390.42/3,585,287.16 = 969,080.90/x
  3. Step 3: Cross multiply
    2,390,390.42x = 3,585,287.16 × 969,080.90
  4. Step 4: Simplify right side
    2,390,390.42x = 3,474,433,289,844.81
  5. Step 5: Solve for x
    x = 3,474,433,289,844.81/2,390,390.42
  6. Step 6: Final answer
    x = 1,453,500.34

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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.