Home / 2,922,989.15-4,030,054.40-2,235,504.35

Finding the Fourth Proportional to 2,922,989.15, 4,030,054.40 and 2,235,504.35

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Solution

The fourth proportional to 2,922,989.15, 4,030,054.40 and 2,235,504.35 is: 3,082,188.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922,989.15 : 4,030,054.40 = 2,235,504.35 : x
  2. Step 2: Convert to fraction form
    2,922,989.15/4,030,054.40 = 2,235,504.35/x
  3. Step 3: Cross multiply
    2,922,989.15x = 4,030,054.40 × 2,235,504.35
  4. Step 4: Simplify right side
    2,922,989.15x = 9,009,204,127,375.13
  5. Step 5: Solve for x
    x = 9,009,204,127,375.13/2,922,989.15
  6. Step 6: Final answer
    x = 3,082,188.70

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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.