Home / 1,683,461.66-2,526,198.51-618,611.36

Finding the Fourth Proportional to 1,683,461.66, 2,526,198.51 and 618,611.36

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Solution

The fourth proportional to 1,683,461.66, 2,526,198.51 and 618,611.36 is: 928,286.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,461.66 : 2,526,198.51 = 618,611.36 : x
  2. Step 2: Convert to fraction form
    1,683,461.66/2,526,198.51 = 618,611.36/x
  3. Step 3: Cross multiply
    1,683,461.66x = 2,526,198.51 × 618,611.36
  4. Step 4: Simplify right side
    1,683,461.66x = 1,562,735,095,901.07
  5. Step 5: Solve for x
    x = 1,562,735,095,901.07/1,683,461.66
  6. Step 6: Final answer
    x = 928,286.72

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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.