Home / 3,349,113.72-4,621,637.39-1,898,907.17

Finding the Fourth Proportional to 3,349,113.72, 4,621,637.39 and 1,898,907.17

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Solution

The fourth proportional to 3,349,113.72, 4,621,637.39 and 1,898,907.17 is: 2,620,412.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349,113.72 : 4,621,637.39 = 1,898,907.17 : x
  2. Step 2: Convert to fraction form
    3,349,113.72/4,621,637.39 = 1,898,907.17/x
  3. Step 3: Cross multiply
    3,349,113.72x = 4,621,637.39 × 1,898,907.17
  4. Step 4: Simplify right side
    3,349,113.72x = 8,776,060,344,408.36
  5. Step 5: Solve for x
    x = 8,776,060,344,408.36/3,349,113.72
  6. Step 6: Final answer
    x = 2,620,412.77

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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.