Home / 1,295,514.50-1,939,285.87-845,265.87

Finding the Fourth Proportional to 1,295,514.50, 1,939,285.87 and 845,265.87

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Solution

The fourth proportional to 1,295,514.50, 1,939,285.87 and 845,265.87 is: 1,265,298.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,514.50 : 1,939,285.87 = 845,265.87 : x
  2. Step 2: Convert to fraction form
    1,295,514.50/1,939,285.87 = 845,265.87/x
  3. Step 3: Cross multiply
    1,295,514.50x = 1,939,285.87 × 845,265.87
  4. Step 4: Simplify right side
    1,295,514.50x = 1,639,212,155,971.09
  5. Step 5: Solve for x
    x = 1,639,212,155,971.09/1,295,514.50
  6. Step 6: Final answer
    x = 1,265,298.20

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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.