Home / 1,237,117.23-1,855,608.32-338,494.11

Finding the Fourth Proportional to 1,237,117.23, 1,855,608.32 and 338,494.11

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Solution

The fourth proportional to 1,237,117.23, 1,855,608.32 and 338,494.11 is: 507,722.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,117.23 : 1,855,608.32 = 338,494.11 : x
  2. Step 2: Convert to fraction form
    1,237,117.23/1,855,608.32 = 338,494.11/x
  3. Step 3: Cross multiply
    1,237,117.23x = 1,855,608.32 × 338,494.11
  4. Step 4: Simplify right side
    1,237,117.23x = 628,112,485,094.53
  5. Step 5: Solve for x
    x = 628,112,485,094.53/1,237,117.23
  6. Step 6: Final answer
    x = 507,722.69

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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.