Home / 1,161,821.16-1,739,002.10-620,725.23

Finding the Fourth Proportional to 1,161,821.16, 1,739,002.10 and 620,725.23

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Solution

The fourth proportional to 1,161,821.16, 1,739,002.10 and 620,725.23 is: 929,095.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,821.16 : 1,739,002.10 = 620,725.23 : x
  2. Step 2: Convert to fraction form
    1,161,821.16/1,739,002.10 = 620,725.23/x
  3. Step 3: Cross multiply
    1,161,821.16x = 1,739,002.10 × 620,725.23
  4. Step 4: Simplify right side
    1,161,821.16x = 1,079,442,475,389.36
  5. Step 5: Solve for x
    x = 1,079,442,475,389.36/1,161,821.16
  6. Step 6: Final answer
    x = 929,095.21

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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.