Home / 2,825,802.52-3,899,710.14-1,618,811.80

Finding the Fourth Proportional to 2,825,802.52, 3,899,710.14 and 1,618,811.80

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Solution

The fourth proportional to 2,825,802.52, 3,899,710.14 and 1,618,811.80 is: 2,234,019.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,802.52 : 3,899,710.14 = 1,618,811.80 : x
  2. Step 2: Convert to fraction form
    2,825,802.52/3,899,710.14 = 1,618,811.80/x
  3. Step 3: Cross multiply
    2,825,802.52x = 3,899,710.14 × 1,618,811.80
  4. Step 4: Simplify right side
    2,825,802.52x = 6,312,896,791,211.65
  5. Step 5: Solve for x
    x = 6,312,896,791,211.65/2,825,802.52
  6. Step 6: Final answer
    x = 2,234,019.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.