Home / 1,727,005.80-2,590,703.10-528,918.60

Finding the Fourth Proportional to 1,727,005.80, 2,590,703.10 and 528,918.60

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Solution

The fourth proportional to 1,727,005.80, 2,590,703.10 and 528,918.60 is: 793,437.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727,005.80 : 2,590,703.10 = 528,918.60 : x
  2. Step 2: Convert to fraction form
    1,727,005.80/2,590,703.10 = 528,918.60/x
  3. Step 3: Cross multiply
    1,727,005.80x = 2,590,703.10 × 528,918.60
  4. Step 4: Simplify right side
    1,727,005.80x = 1,370,271,056,667.66
  5. Step 5: Solve for x
    x = 1,370,271,056,667.66/1,727,005.80
  6. Step 6: Final answer
    x = 793,437.44

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.