Home / 1,827,849.81-2,522,525.85-1,012,143.63

Finding the Fourth Proportional to 1,827,849.81, 2,522,525.85 and 1,012,143.63

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Solution

The fourth proportional to 1,827,849.81, 2,522,525.85 and 1,012,143.63 is: 1,396,809.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,849.81 : 2,522,525.85 = 1,012,143.63 : x
  2. Step 2: Convert to fraction form
    1,827,849.81/2,522,525.85 = 1,012,143.63/x
  3. Step 3: Cross multiply
    1,827,849.81x = 2,522,525.85 × 1,012,143.63
  4. Step 4: Simplify right side
    1,827,849.81x = 2,553,158,470,587.84
  5. Step 5: Solve for x
    x = 2,553,158,470,587.84/1,827,849.81
  6. Step 6: Final answer
    x = 1,396,809.77

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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.