Home / 1,622,012.70-2,238,281.35-896,803.50

Finding the Fourth Proportional to 1,622,012.70, 2,238,281.35 and 896,803.50

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Solution

The fourth proportional to 1,622,012.70, 2,238,281.35 and 896,803.50 is: 1,237,535.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,012.70 : 2,238,281.35 = 896,803.50 : x
  2. Step 2: Convert to fraction form
    1,622,012.70/2,238,281.35 = 896,803.50/x
  3. Step 3: Cross multiply
    1,622,012.70x = 2,238,281.35 × 896,803.50
  4. Step 4: Simplify right side
    1,622,012.70x = 2,007,298,548,664.73
  5. Step 5: Solve for x
    x = 2,007,298,548,664.73/1,622,012.70
  6. Step 6: Final answer
    x = 1,237,535.65

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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.