Home / 1,439,077.66-2,159,744.58-1,003,965.55

Finding the Fourth Proportional to 1,439,077.66, 2,159,744.58 and 1,003,965.55

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Solution

The fourth proportional to 1,439,077.66, 2,159,744.58 and 1,003,965.55 is: 1,506,735.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,077.66 : 2,159,744.58 = 1,003,965.55 : x
  2. Step 2: Convert to fraction form
    1,439,077.66/2,159,744.58 = 1,003,965.55/x
  3. Step 3: Cross multiply
    1,439,077.66x = 2,159,744.58 × 1,003,965.55
  4. Step 4: Simplify right side
    1,439,077.66x = 2,168,309,149,719.86
  5. Step 5: Solve for x
    x = 2,168,309,149,719.86/1,439,077.66
  6. Step 6: Final answer
    x = 1,506,735.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.