Home / 3,405,150.57-5,106,188.78-975,748.15

Finding the Fourth Proportional to 3,405,150.57, 5,106,188.78 and 975,748.15

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Solution

The fourth proportional to 3,405,150.57, 5,106,188.78 and 975,748.15 is: 1,463,181.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,150.57 : 5,106,188.78 = 975,748.15 : x
  2. Step 2: Convert to fraction form
    3,405,150.57/5,106,188.78 = 975,748.15/x
  3. Step 3: Cross multiply
    3,405,150.57x = 5,106,188.78 × 975,748.15
  4. Step 4: Simplify right side
    3,405,150.57x = 4,982,354,225,226.07
  5. Step 5: Solve for x
    x = 4,982,354,225,226.07/3,405,150.57
  6. Step 6: Final answer
    x = 1,463,181.77

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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.