Home / 1,416,254.55-1,954,431.56-771,674.75

Finding the Fourth Proportional to 1,416,254.55, 1,954,431.56 and 771,674.75

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Solution

The fourth proportional to 1,416,254.55, 1,954,431.56 and 771,674.75 is: 1,064,911.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,254.55 : 1,954,431.56 = 771,674.75 : x
  2. Step 2: Convert to fraction form
    1,416,254.55/1,954,431.56 = 771,674.75/x
  3. Step 3: Cross multiply
    1,416,254.55x = 1,954,431.56 × 771,674.75
  4. Step 4: Simplify right side
    1,416,254.55x = 1,508,185,475,682.95
  5. Step 5: Solve for x
    x = 1,508,185,475,682.95/1,416,254.55
  6. Step 6: Final answer
    x = 1,064,911.30

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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.