Home / 1,867,635.60-2,795,232.60-1,643,686.80

Finding the Fourth Proportional to 1,867,635.60, 2,795,232.60 and 1,643,686.80

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Solution

The fourth proportional to 1,867,635.60, 2,795,232.60 and 1,643,686.80 is: 2,460,055.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,635.60 : 2,795,232.60 = 1,643,686.80 : x
  2. Step 2: Convert to fraction form
    1,867,635.60/2,795,232.60 = 1,643,686.80/x
  3. Step 3: Cross multiply
    1,867,635.60x = 2,795,232.60 × 1,643,686.80
  4. Step 4: Simplify right side
    1,867,635.60x = 4,594,486,927,549.68
  5. Step 5: Solve for x
    x = 4,594,486,927,549.68/1,867,635.60
  6. Step 6: Final answer
    x = 2,460,055.34

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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.