Home / 1,352,409.39-2,028,069.12-487,598.10

Finding the Fourth Proportional to 1,352,409.39, 2,028,069.12 and 487,598.10

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Solution

The fourth proportional to 1,352,409.39, 2,028,069.12 and 487,598.10 is: 731,200.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,409.39 : 2,028,069.12 = 487,598.10 : x
  2. Step 2: Convert to fraction form
    1,352,409.39/2,028,069.12 = 487,598.10/x
  3. Step 3: Cross multiply
    1,352,409.39x = 2,028,069.12 × 487,598.10
  4. Step 4: Simplify right side
    1,352,409.39x = 988,882,649,580.67
  5. Step 5: Solve for x
    x = 988,882,649,580.67/1,352,409.39
  6. Step 6: Final answer
    x = 731,200.67

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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.