Home / 1,241,458.21-1,862,150.50-342,954.01

Finding the Fourth Proportional to 1,241,458.21, 1,862,150.50 and 342,954.01

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Solution

The fourth proportional to 1,241,458.21, 1,862,150.50 and 342,954.01 is: 514,420.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,458.21 : 1,862,150.50 = 342,954.01 : x
  2. Step 2: Convert to fraction form
    1,241,458.21/1,862,150.50 = 342,954.01/x
  3. Step 3: Cross multiply
    1,241,458.21x = 1,862,150.50 × 342,954.01
  4. Step 4: Simplify right side
    1,241,458.21x = 638,631,981,198.51
  5. Step 5: Solve for x
    x = 638,631,981,198.51/1,241,458.21
  6. Step 6: Final answer
    x = 514,420.84

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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.