Home / 1,434,002.82-2,150,989.65-369,040.74

Finding the Fourth Proportional to 1,434,002.82, 2,150,989.65 and 369,040.74

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Solution

The fourth proportional to 1,434,002.82, 2,150,989.65 and 369,040.74 is: 553,557.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,002.82 : 2,150,989.65 = 369,040.74 : x
  2. Step 2: Convert to fraction form
    1,434,002.82/2,150,989.65 = 369,040.74/x
  3. Step 3: Cross multiply
    1,434,002.82x = 2,150,989.65 × 369,040.74
  4. Step 4: Simplify right side
    1,434,002.82x = 793,802,812,168.34
  5. Step 5: Solve for x
    x = 793,802,812,168.34/1,434,002.82
  6. Step 6: Final answer
    x = 553,557.36

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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.