Home / 1,642,603.56-2,266,838.61-907,605.18

Finding the Fourth Proportional to 1,642,603.56, 2,266,838.61 and 907,605.18

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Solution

The fourth proportional to 1,642,603.56, 2,266,838.61 and 907,605.18 is: 1,252,520.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,603.56 : 2,266,838.61 = 907,605.18 : x
  2. Step 2: Convert to fraction form
    1,642,603.56/2,266,838.61 = 907,605.18/x
  3. Step 3: Cross multiply
    1,642,603.56x = 2,266,838.61 × 907,605.18
  4. Step 4: Simplify right side
    1,642,603.56x = 2,057,394,464,660.00
  5. Step 5: Solve for x
    x = 2,057,394,464,660.00/1,642,603.56
  6. Step 6: Final answer
    x = 1,252,520.40

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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.