Home / 3,462,989.32-4,778,917.68-1,935,096.40

Finding the Fourth Proportional to 3,462,989.32, 4,778,917.68 and 1,935,096.40

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Solution

The fourth proportional to 3,462,989.32, 4,778,917.68 and 1,935,096.40 is: 2,670,428.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462,989.32 : 4,778,917.68 = 1,935,096.40 : x
  2. Step 2: Convert to fraction form
    3,462,989.32/4,778,917.68 = 1,935,096.40/x
  3. Step 3: Cross multiply
    3,462,989.32x = 4,778,917.68 × 1,935,096.40
  4. Step 4: Simplify right side
    3,462,989.32x = 9,247,666,398,464.35
  5. Step 5: Solve for x
    x = 9,247,666,398,464.35/3,462,989.32
  6. Step 6: Final answer
    x = 2,670,428.80

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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.