Home / 1,232,497.60-1,851,856.80-783,433.60

Finding the Fourth Proportional to 1,232,497.60, 1,851,856.80 and 783,433.60

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Solution

The fourth proportional to 1,232,497.60, 1,851,856.80 and 783,433.60 is: 1,177,127.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,497.60 : 1,851,856.80 = 783,433.60 : x
  2. Step 2: Convert to fraction form
    1,232,497.60/1,851,856.80 = 783,433.60/x
  3. Step 3: Cross multiply
    1,232,497.60x = 1,851,856.80 × 783,433.60
  4. Step 4: Simplify right side
    1,232,497.60x = 1,450,806,839,508.48
  5. Step 5: Solve for x
    x = 1,450,806,839,508.48/1,232,497.60
  6. Step 6: Final answer
    x = 1,177,127.52

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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.