Home / 1,359,029.54-2,038,556.67-412,400.30

Finding the Fourth Proportional to 1,359,029.54, 2,038,556.67 and 412,400.30

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Solution

The fourth proportional to 1,359,029.54, 2,038,556.67 and 412,400.30 is: 618,604.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,029.54 : 2,038,556.67 = 412,400.30 : x
  2. Step 2: Convert to fraction form
    1,359,029.54/2,038,556.67 = 412,400.30/x
  3. Step 3: Cross multiply
    1,359,029.54x = 2,038,556.67 × 412,400.30
  4. Step 4: Simplify right side
    1,359,029.54x = 840,701,382,275.00
  5. Step 5: Solve for x
    x = 840,701,382,275.00/1,359,029.54
  6. Step 6: Final answer
    x = 618,604.20

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1.5x scale

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.