Home / 1,206,300-1,664,698.52-655,016.41

Finding the Fourth Proportional to 1,206,300, 1,664,698.52 and 655,016.41

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Solution

The fourth proportional to 1,206,300, 1,664,698.52 and 655,016.41 is: 903,925.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,300 : 1,664,698.52 = 655,016.41 : x
  2. Step 2: Convert to fraction form
    1,206,300/1,664,698.52 = 655,016.41/x
  3. Step 3: Cross multiply
    1,206,300x = 1,664,698.52 × 655,016.41
  4. Step 4: Simplify right side
    1,206,300x = 1,090,404,848,302.71
  5. Step 5: Solve for x
    x = 1,090,404,848,302.71/1,206,300
  6. Step 6: Final answer
    x = 903,925.10

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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.