Home / 1,025,835.69-1,415,707.07-618,065.49

Finding the Fourth Proportional to 1,025,835.69, 1,415,707.07 and 618,065.49

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Solution

The fourth proportional to 1,025,835.69, 1,415,707.07 and 618,065.49 is: 852,962.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,835.69 : 1,415,707.07 = 618,065.49 : x
  2. Step 2: Convert to fraction form
    1,025,835.69/1,415,707.07 = 618,065.49/x
  3. Step 3: Cross multiply
    1,025,835.69x = 1,415,707.07 × 618,065.49
  4. Step 4: Simplify right side
    1,025,835.69x = 874,999,682,370.85
  5. Step 5: Solve for x
    x = 874,999,682,370.85/1,025,835.69
  6. Step 6: Final answer
    x = 852,962.80

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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.