Home / 1,210,712.31-1,816,324.62-401,050.89

Finding the Fourth Proportional to 1,210,712.31, 1,816,324.62 and 401,050.89

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Solution

The fourth proportional to 1,210,712.31, 1,816,324.62 and 401,050.89 is: 601,661.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,712.31 : 1,816,324.62 = 401,050.89 : x
  2. Step 2: Convert to fraction form
    1,210,712.31/1,816,324.62 = 401,050.89/x
  3. Step 3: Cross multiply
    1,210,712.31x = 1,816,324.62 × 401,050.89
  4. Step 4: Simplify right side
    1,210,712.31x = 728,438,605,379.91
  5. Step 5: Solve for x
    x = 728,438,605,379.91/1,210,712.31
  6. Step 6: Final answer
    x = 601,661.19

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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.