Home / 1,409,931.52-1,945,738.38-836,973.88

Finding the Fourth Proportional to 1,409,931.52, 1,945,738.38 and 836,973.88

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Solution

The fourth proportional to 1,409,931.52, 1,945,738.38 and 836,973.88 is: 1,155,043.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,931.52 : 1,945,738.38 = 836,973.88 : x
  2. Step 2: Convert to fraction form
    1,409,931.52/1,945,738.38 = 836,973.88/x
  3. Step 3: Cross multiply
    1,409,931.52x = 1,945,738.38 × 836,973.88
  4. Step 4: Simplify right side
    1,409,931.52x = 1,628,532,201,373.51
  5. Step 5: Solve for x
    x = 1,628,532,201,373.51/1,409,931.52
  6. Step 6: Final answer
    x = 1,155,043.47

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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.