Home / 1,834,705.20-2,752,057.80-1,356,408.30

Finding the Fourth Proportional to 1,834,705.20, 2,752,057.80 and 1,356,408.30

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Solution

The fourth proportional to 1,834,705.20, 2,752,057.80 and 1,356,408.30 is: 2,034,612.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,834,705.20 : 2,752,057.80 = 1,356,408.30 : x
  2. Step 2: Convert to fraction form
    1,834,705.20/2,752,057.80 = 1,356,408.30/x
  3. Step 3: Cross multiply
    1,834,705.20x = 2,752,057.80 × 1,356,408.30
  4. Step 4: Simplify right side
    1,834,705.20x = 3,732,914,041,999.74
  5. Step 5: Solve for x
    x = 3,732,914,041,999.74/1,834,705.20
  6. Step 6: Final answer
    x = 2,034,612.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.