Home / 1,773,999.80-2,660,999.70-709,805.60

Finding the Fourth Proportional to 1,773,999.80, 2,660,999.70 and 709,805.60

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Solution

The fourth proportional to 1,773,999.80, 2,660,999.70 and 709,805.60 is: 1,064,708.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773,999.80 : 2,660,999.70 = 709,805.60 : x
  2. Step 2: Convert to fraction form
    1,773,999.80/2,660,999.70 = 709,805.60/x
  3. Step 3: Cross multiply
    1,773,999.80x = 2,660,999.70 × 709,805.60
  4. Step 4: Simplify right side
    1,773,999.80x = 1,888,792,488,658.32
  5. Step 5: Solve for x
    x = 1,888,792,488,658.32/1,773,999.80
  6. Step 6: Final answer
    x = 1,064,708.40

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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.