Home / 3,181,986.96-4,390,373.88-1,875,292.74

Finding the Fourth Proportional to 3,181,986.96, 4,390,373.88 and 1,875,292.74

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Solution

The fourth proportional to 3,181,986.96, 4,390,373.88 and 1,875,292.74 is: 2,587,451.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,986.96 : 4,390,373.88 = 1,875,292.74 : x
  2. Step 2: Convert to fraction form
    3,181,986.96/4,390,373.88 = 1,875,292.74/x
  3. Step 3: Cross multiply
    3,181,986.96x = 4,390,373.88 × 1,875,292.74
  4. Step 4: Simplify right side
    3,181,986.96x = 8,233,236,263,049.63
  5. Step 5: Solve for x
    x = 8,233,236,263,049.63/3,181,986.96
  6. Step 6: Final answer
    x = 2,587,451.29

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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.