Home / 1,296,309.90-1,944,205.65-622,389.90

Finding the Fourth Proportional to 1,296,309.90, 1,944,205.65 and 622,389.90

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Solution

The fourth proportional to 1,296,309.90, 1,944,205.65 and 622,389.90 is: 933,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,309.90 : 1,944,205.65 = 622,389.90 : x
  2. Step 2: Convert to fraction form
    1,296,309.90/1,944,205.65 = 622,389.90/x
  3. Step 3: Cross multiply
    1,296,309.90x = 1,944,205.65 × 622,389.90
  4. Step 4: Simplify right side
    1,296,309.90x = 1,210,053,960,082.94
  5. Step 5: Solve for x
    x = 1,210,053,960,082.94/1,296,309.90
  6. Step 6: Final answer
    x = 933,460.40

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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.