Home / 1,622,012.32-2,238,280.84-896,803.12

Finding the Fourth Proportional to 1,622,012.32, 2,238,280.84 and 896,803.12

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Solution

The fourth proportional to 1,622,012.32, 2,238,280.84 and 896,803.12 is: 1,237,535.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,012.32 : 2,238,280.84 = 896,803.12 : x
  2. Step 2: Convert to fraction form
    1,622,012.32/2,238,280.84 = 896,803.12/x
  3. Step 3: Cross multiply
    1,622,012.32x = 2,238,280.84 × 896,803.12
  4. Step 4: Simplify right side
    1,622,012.32x = 2,007,297,240,748.22
  5. Step 5: Solve for x
    x = 2,007,297,240,748.22/1,622,012.32
  6. Step 6: Final answer
    x = 1,237,535.14

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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.