Home / 1,726,101.90-2,381,971.05-962,139.06

Finding the Fourth Proportional to 1,726,101.90, 2,381,971.05 and 962,139.06

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Solution

The fourth proportional to 1,726,101.90, 2,381,971.05 and 962,139.06 is: 1,327,724.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,101.90 : 2,381,971.05 = 962,139.06 : x
  2. Step 2: Convert to fraction form
    1,726,101.90/2,381,971.05 = 962,139.06/x
  3. Step 3: Cross multiply
    1,726,101.90x = 2,381,971.05 × 962,139.06
  4. Step 4: Simplify right side
    1,726,101.90x = 2,291,787,386,994.21
  5. Step 5: Solve for x
    x = 2,291,787,386,994.21/1,726,101.90
  6. Step 6: Final answer
    x = 1,327,724.27

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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.