Home / 1,643,815.23-2,465,954.31-506,669.09

Finding the Fourth Proportional to 1,643,815.23, 2,465,954.31 and 506,669.09

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Solution

The fourth proportional to 1,643,815.23, 2,465,954.31 and 506,669.09 is: 760,074.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,815.23 : 2,465,954.31 = 506,669.09 : x
  2. Step 2: Convert to fraction form
    1,643,815.23/2,465,954.31 = 506,669.09/x
  3. Step 3: Cross multiply
    1,643,815.23x = 2,465,954.31 × 506,669.09
  4. Step 4: Simplify right side
    1,643,815.23x = 1,249,422,826,820.49
  5. Step 5: Solve for x
    x = 1,249,422,826,820.49/1,643,815.23
  6. Step 6: Final answer
    x = 760,074.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.