Home / 4,982,518.60-6,875,875.52-2,690,679.20

Finding the Fourth Proportional to 4,982,518.60, 6,875,875.52 and 2,690,679.20

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Solution

The fourth proportional to 4,982,518.60, 6,875,875.52 and 2,690,679.20 is: 3,713,137.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982,518.60 : 6,875,875.52 = 2,690,679.20 : x
  2. Step 2: Convert to fraction form
    4,982,518.60/6,875,875.52 = 2,690,679.20/x
  3. Step 3: Cross multiply
    4,982,518.60x = 6,875,875.52 × 2,690,679.20
  4. Step 4: Simplify right side
    4,982,518.60x = 18,500,775,243,453.18
  5. Step 5: Solve for x
    x = 18,500,775,243,453.18/4,982,518.60
  6. Step 6: Final answer
    x = 3,713,137.22

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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.