Home / 1,705,378.41-2,353,407.77-941,415.57

Finding the Fourth Proportional to 1,705,378.41, 2,353,407.77 and 941,415.57

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Solution

The fourth proportional to 1,705,378.41, 2,353,407.77 and 941,415.57 is: 1,299,145.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,378.41 : 2,353,407.77 = 941,415.57 : x
  2. Step 2: Convert to fraction form
    1,705,378.41/2,353,407.77 = 941,415.57/x
  3. Step 3: Cross multiply
    1,705,378.41x = 2,353,407.77 × 941,415.57
  4. Step 4: Simplify right side
    1,705,378.41x = 2,215,534,712,529.90
  5. Step 5: Solve for x
    x = 2,215,534,712,529.90/1,705,378.41
  6. Step 6: Final answer
    x = 1,299,145.51

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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.