Home / 1,416,510.52-2,125,069.39-457,020.77

Finding the Fourth Proportional to 1,416,510.52, 2,125,069.39 and 457,020.77

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Solution

The fourth proportional to 1,416,510.52, 2,125,069.39 and 457,020.77 is: 685,629.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,510.52 : 2,125,069.39 = 457,020.77 : x
  2. Step 2: Convert to fraction form
    1,416,510.52/2,125,069.39 = 457,020.77/x
  3. Step 3: Cross multiply
    1,416,510.52x = 2,125,069.39 × 457,020.77
  4. Step 4: Simplify right side
    1,416,510.52x = 971,200,838,867.16
  5. Step 5: Solve for x
    x = 971,200,838,867.16/1,416,510.52
  6. Step 6: Final answer
    x = 685,629.11

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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.