Home / 1,954,802.40-2,932,203.60-692,757.60

Finding the Fourth Proportional to 1,954,802.40, 2,932,203.60 and 692,757.60

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Solution

The fourth proportional to 1,954,802.40, 2,932,203.60 and 692,757.60 is: 1,039,136.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,802.40 : 2,932,203.60 = 692,757.60 : x
  2. Step 2: Convert to fraction form
    1,954,802.40/2,932,203.60 = 692,757.60/x
  3. Step 3: Cross multiply
    1,954,802.40x = 2,932,203.60 × 692,757.60
  4. Step 4: Simplify right side
    1,954,802.40x = 2,031,306,328,647.36
  5. Step 5: Solve for x
    x = 2,031,306,328,647.36/1,954,802.40
  6. Step 6: Final answer
    x = 1,039,136.40

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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.