Home / 2,625,594.62-3,938,392.61-828,618.74

Finding the Fourth Proportional to 2,625,594.62, 3,938,392.61 and 828,618.74

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Solution

The fourth proportional to 2,625,594.62, 3,938,392.61 and 828,618.74 is: 1,242,928.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625,594.62 : 3,938,392.61 = 828,618.74 : x
  2. Step 2: Convert to fraction form
    2,625,594.62/3,938,392.61 = 828,618.74/x
  3. Step 3: Cross multiply
    2,625,594.62x = 3,938,392.61 × 828,618.74
  4. Step 4: Simplify right side
    2,625,594.62x = 3,263,425,922,123.51
  5. Step 5: Solve for x
    x = 3,263,425,922,123.51/2,625,594.62
  6. Step 6: Final answer
    x = 1,242,928.32

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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.