Home / 1,314,643.52-1,972,192.08-416,070.56

Finding the Fourth Proportional to 1,314,643.52, 1,972,192.08 and 416,070.56

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Solution

The fourth proportional to 1,314,643.52, 1,972,192.08 and 416,070.56 is: 624,177.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,643.52 : 1,972,192.08 = 416,070.56 : x
  2. Step 2: Convert to fraction form
    1,314,643.52/1,972,192.08 = 416,070.56/x
  3. Step 3: Cross multiply
    1,314,643.52x = 1,972,192.08 × 416,070.56
  4. Step 4: Simplify right side
    1,314,643.52x = 820,571,063,153.17
  5. Step 5: Solve for x
    x = 820,571,063,153.17/1,314,643.52
  6. Step 6: Final answer
    x = 624,177.62

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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.