Home / 2,855,799.40-3,940,980.18-1,549,048.20

Finding the Fourth Proportional to 2,855,799.40, 3,940,980.18 and 1,549,048.20

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Solution

The fourth proportional to 2,855,799.40, 3,940,980.18 and 1,549,048.20 is: 2,137,674.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,799.40 : 3,940,980.18 = 1,549,048.20 : x
  2. Step 2: Convert to fraction form
    2,855,799.40/3,940,980.18 = 1,549,048.20/x
  3. Step 3: Cross multiply
    2,855,799.40x = 3,940,980.18 × 1,549,048.20
  4. Step 4: Simplify right side
    2,855,799.40x = 6,104,768,254,064.68
  5. Step 5: Solve for x
    x = 6,104,768,254,064.68/2,855,799.40
  6. Step 6: Final answer
    x = 2,137,674.04

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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.