Home / 3,398,470.08-4,690,021.68-1,870,719.36

Finding the Fourth Proportional to 3,398,470.08, 4,690,021.68 and 1,870,719.36

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Solution

The fourth proportional to 3,398,470.08, 4,690,021.68 and 1,870,719.36 is: 2,581,665.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398,470.08 : 4,690,021.68 = 1,870,719.36 : x
  2. Step 2: Convert to fraction form
    3,398,470.08/4,690,021.68 = 1,870,719.36/x
  3. Step 3: Cross multiply
    3,398,470.08x = 4,690,021.68 × 1,870,719.36
  4. Step 4: Simplify right side
    3,398,470.08x = 8,773,714,355,595.73
  5. Step 5: Solve for x
    x = 8,773,714,355,595.73/3,398,470.08
  6. Step 6: Final answer
    x = 2,581,665.91

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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.