Home / 1,153,178.54-1,729,933.21-354,527.15

Finding the Fourth Proportional to 1,153,178.54, 1,729,933.21 and 354,527.15

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Solution

The fourth proportional to 1,153,178.54, 1,729,933.21 and 354,527.15 is: 531,841.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,178.54 : 1,729,933.21 = 354,527.15 : x
  2. Step 2: Convert to fraction form
    1,153,178.54/1,729,933.21 = 354,527.15/x
  3. Step 3: Cross multiply
    1,153,178.54x = 1,729,933.21 × 354,527.15
  4. Step 4: Simplify right side
    1,153,178.54x = 613,308,281,095.67
  5. Step 5: Solve for x
    x = 613,308,281,095.67/1,153,178.54
  6. Step 6: Final answer
    x = 531,841.57

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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.