Home / 1,319,588.87-1,821,228.44-836,199.23

Finding the Fourth Proportional to 1,319,588.87, 1,821,228.44 and 836,199.23

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Solution

The fourth proportional to 1,319,588.87, 1,821,228.44 and 836,199.23 is: 1,154,079.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,588.87 : 1,821,228.44 = 836,199.23 : x
  2. Step 2: Convert to fraction form
    1,319,588.87/1,821,228.44 = 836,199.23/x
  3. Step 3: Cross multiply
    1,319,588.87x = 1,821,228.44 × 836,199.23
  4. Step 4: Simplify right side
    1,319,588.87x = 1,522,909,805,894.96
  5. Step 5: Solve for x
    x = 1,522,909,805,894.96/1,319,588.87
  6. Step 6: Final answer
    x = 1,154,079.01

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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.