Home / 1,236,601.79-1,855,013.40-338,048.24

Finding the Fourth Proportional to 1,236,601.79, 1,855,013.40 and 338,048.24

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Solution

The fourth proportional to 1,236,601.79, 1,855,013.40 and 338,048.24 is: 507,102.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,601.79 : 1,855,013.40 = 338,048.24 : x
  2. Step 2: Convert to fraction form
    1,236,601.79/1,855,013.40 = 338,048.24/x
  3. Step 3: Cross multiply
    1,236,601.79x = 1,855,013.40 × 338,048.24
  4. Step 4: Simplify right side
    1,236,601.79x = 627,084,005,771.35
  5. Step 5: Solve for x
    x = 627,084,005,771.35/1,236,601.79
  6. Step 6: Final answer
    x = 507,102.62

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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.