Home / 1,621,760.34-2,237,658.08-968,259.43

Finding the Fourth Proportional to 1,621,760.34, 2,237,658.08 and 968,259.43

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Solution

The fourth proportional to 1,621,760.34, 2,237,658.08 and 968,259.43 is: 1,335,976.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,760.34 : 2,237,658.08 = 968,259.43 : x
  2. Step 2: Convert to fraction form
    1,621,760.34/2,237,658.08 = 968,259.43/x
  3. Step 3: Cross multiply
    1,621,760.34x = 2,237,658.08 × 968,259.43
  4. Step 4: Simplify right side
    1,621,760.34x = 2,166,633,537,075.69
  5. Step 5: Solve for x
    x = 2,166,633,537,075.69/1,621,760.34
  6. Step 6: Final answer
    x = 1,335,976.40

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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.