Home / 1,909,437.57-2,863,543.76-629,757.35

Finding the Fourth Proportional to 1,909,437.57, 2,863,543.76 and 629,757.35

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Solution

The fourth proportional to 1,909,437.57, 2,863,543.76 and 629,757.35 is: 944,433.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,437.57 : 2,863,543.76 = 629,757.35 : x
  2. Step 2: Convert to fraction form
    1,909,437.57/2,863,543.76 = 629,757.35/x
  3. Step 3: Cross multiply
    1,909,437.57x = 2,863,543.76 × 629,757.35
  4. Step 4: Simplify right side
    1,909,437.57x = 1,803,337,725,540.01
  5. Step 5: Solve for x
    x = 1,803,337,725,540.01/1,909,437.57
  6. Step 6: Final answer
    x = 944,433.98

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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.