Home / 1,042,313.06-1,438,187.45-654,904.01

Finding the Fourth Proportional to 1,042,313.06, 1,438,187.45 and 654,904.01

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Solution

The fourth proportional to 1,042,313.06, 1,438,187.45 and 654,904.01 is: 903,639.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,313.06 : 1,438,187.45 = 654,904.01 : x
  2. Step 2: Convert to fraction form
    1,042,313.06/1,438,187.45 = 654,904.01/x
  3. Step 3: Cross multiply
    1,042,313.06x = 1,438,187.45 × 654,904.01
  4. Step 4: Simplify right side
    1,042,313.06x = 941,874,728,136.68
  5. Step 5: Solve for x
    x = 941,874,728,136.68/1,042,313.06
  6. Step 6: Final answer
    x = 903,639.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.