Home / 1,862,573.80-2,794,516.80-915,311.20

Finding the Fourth Proportional to 1,862,573.80, 2,794,516.80 and 915,311.20

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Solution

The fourth proportional to 1,862,573.80, 2,794,516.80 and 915,311.20 is: 1,373,289.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,862,573.80 : 2,794,516.80 = 915,311.20 : x
  2. Step 2: Convert to fraction form
    1,862,573.80/2,794,516.80 = 915,311.20/x
  3. Step 3: Cross multiply
    1,862,573.80x = 2,794,516.80 × 915,311.20
  4. Step 4: Simplify right side
    1,862,573.80x = 2,557,852,525,628.16
  5. Step 5: Solve for x
    x = 2,557,852,525,628.16/1,862,573.80
  6. Step 6: Final answer
    x = 1,373,289.22

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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.