Home / 2,338,293.28-3,507,806.76-990,459.76

Finding the Fourth Proportional to 2,338,293.28, 3,507,806.76 and 990,459.76

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Solution

The fourth proportional to 2,338,293.28, 3,507,806.76 and 990,459.76 is: 1,485,845.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338,293.28 : 3,507,806.76 = 990,459.76 : x
  2. Step 2: Convert to fraction form
    2,338,293.28/3,507,806.76 = 990,459.76/x
  3. Step 3: Cross multiply
    2,338,293.28x = 3,507,806.76 × 990,459.76
  4. Step 4: Simplify right side
    2,338,293.28x = 3,474,341,441,635.98
  5. Step 5: Solve for x
    x = 3,474,341,441,635.98/2,338,293.28
  6. Step 6: Final answer
    x = 1,485,845.03

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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.