Home / 1,079,529.93-1,619,855.31-440,302.64

Finding the Fourth Proportional to 1,079,529.93, 1,619,855.31 and 440,302.64

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Solution

The fourth proportional to 1,079,529.93, 1,619,855.31 and 440,302.64 is: 660,682.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,529.93 : 1,619,855.31 = 440,302.64 : x
  2. Step 2: Convert to fraction form
    1,079,529.93/1,619,855.31 = 440,302.64/x
  3. Step 3: Cross multiply
    1,079,529.93x = 1,619,855.31 × 440,302.64
  4. Step 4: Simplify right side
    1,079,529.93x = 713,226,569,411.02
  5. Step 5: Solve for x
    x = 713,226,569,411.02/1,079,529.93
  6. Step 6: Final answer
    x = 660,682.53

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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.