Home / 1,223,016.79-1,687,639.98-714,014.41

Finding the Fourth Proportional to 1,223,016.79, 1,687,639.98 and 714,014.41

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Solution

The fourth proportional to 1,223,016.79, 1,687,639.98 and 714,014.41 is: 985,267.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,016.79 : 1,687,639.98 = 714,014.41 : x
  2. Step 2: Convert to fraction form
    1,223,016.79/1,687,639.98 = 714,014.41/x
  3. Step 3: Cross multiply
    1,223,016.79x = 1,687,639.98 × 714,014.41
  4. Step 4: Simplify right side
    1,223,016.79x = 1,204,999,264,612.11
  5. Step 5: Solve for x
    x = 1,204,999,264,612.11/1,223,016.79
  6. Step 6: Final answer
    x = 985,267.97

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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.