Home / 1,409,520.29-1,946,074.61-836,744.45

Finding the Fourth Proportional to 1,409,520.29, 1,946,074.61 and 836,744.45

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Solution

The fourth proportional to 1,409,520.29, 1,946,074.61 and 836,744.45 is: 1,155,263.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,520.29 : 1,946,074.61 = 836,744.45 : x
  2. Step 2: Convert to fraction form
    1,409,520.29/1,946,074.61 = 836,744.45/x
  3. Step 3: Cross multiply
    1,409,520.29x = 1,946,074.61 × 836,744.45
  4. Step 4: Simplify right side
    1,409,520.29x = 1,628,367,121,564.90
  5. Step 5: Solve for x
    x = 1,628,367,121,564.90/1,409,520.29
  6. Step 6: Final answer
    x = 1,155,263.35

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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.