Home / 1,416,112.83-1,954,258.14-771,532.86

Finding the Fourth Proportional to 1,416,112.83, 1,954,258.14 and 771,532.86

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Solution

The fourth proportional to 1,416,112.83, 1,954,258.14 and 771,532.86 is: 1,064,727.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,112.83 : 1,954,258.14 = 771,532.86 : x
  2. Step 2: Convert to fraction form
    1,416,112.83/1,954,258.14 = 771,532.86/x
  3. Step 3: Cross multiply
    1,416,112.83x = 1,954,258.14 × 771,532.86
  4. Step 4: Simplify right side
    1,416,112.83x = 1,507,774,371,932.48
  5. Step 5: Solve for x
    x = 1,507,774,371,932.48/1,416,112.83
  6. Step 6: Final answer
    x = 1,064,727.57

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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.