Home / 1,682,462.34-2,321,710.14-918,368.28

Finding the Fourth Proportional to 1,682,462.34, 2,321,710.14 and 918,368.28

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Solution

The fourth proportional to 1,682,462.34, 2,321,710.14 and 918,368.28 is: 1,267,300.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,462.34 : 2,321,710.14 = 918,368.28 : x
  2. Step 2: Convert to fraction form
    1,682,462.34/2,321,710.14 = 918,368.28/x
  3. Step 3: Cross multiply
    1,682,462.34x = 2,321,710.14 × 918,368.28
  4. Step 4: Simplify right side
    1,682,462.34x = 2,132,184,947,930.36
  5. Step 5: Solve for x
    x = 2,132,184,947,930.36/1,682,462.34
  6. Step 6: Final answer
    x = 1,267,300.25

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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.