Home / 1,143,683.20-1,578,252.36-660,232

Finding the Fourth Proportional to 1,143,683.20, 1,578,252.36 and 660,232

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Solution

The fourth proportional to 1,143,683.20, 1,578,252.36 and 660,232 is: 911,102.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,683.20 : 1,578,252.36 = 660,232 : x
  2. Step 2: Convert to fraction form
    1,143,683.20/1,578,252.36 = 660,232/x
  3. Step 3: Cross multiply
    1,143,683.20x = 1,578,252.36 × 660,232
  4. Step 4: Simplify right side
    1,143,683.20x = 1,042,012,712,147.52
  5. Step 5: Solve for x
    x = 1,042,012,712,147.52/1,143,683.20
  6. Step 6: Final answer
    x = 911,102.58

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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.