Home / 1,621,925.37-2,238,161.22-896,716.17

Finding the Fourth Proportional to 1,621,925.37, 2,238,161.22 and 896,716.17

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Solution

The fourth proportional to 1,621,925.37, 2,238,161.22 and 896,716.17 is: 1,237,415.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,925.37 : 2,238,161.22 = 896,716.17 : x
  2. Step 2: Convert to fraction form
    1,621,925.37/2,238,161.22 = 896,716.17/x
  3. Step 3: Cross multiply
    1,621,925.37x = 2,238,161.22 × 896,716.17
  4. Step 4: Simplify right side
    1,621,925.37x = 2,006,995,357,040.93
  5. Step 5: Solve for x
    x = 2,006,995,357,040.93/1,621,925.37
  6. Step 6: Final answer
    x = 1,237,415.35

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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.