Home / 1,483,346.40-2,225,019.60-418,374.60

Finding the Fourth Proportional to 1,483,346.40, 2,225,019.60 and 418,374.60

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Solution

The fourth proportional to 1,483,346.40, 2,225,019.60 and 418,374.60 is: 627,561.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,346.40 : 2,225,019.60 = 418,374.60 : x
  2. Step 2: Convert to fraction form
    1,483,346.40/2,225,019.60 = 418,374.60/x
  3. Step 3: Cross multiply
    1,483,346.40x = 2,225,019.60 × 418,374.60
  4. Step 4: Simplify right side
    1,483,346.40x = 930,891,685,142.16
  5. Step 5: Solve for x
    x = 930,891,685,142.16/1,483,346.40
  6. Step 6: Final answer
    x = 627,561.90

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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.