Home / 1,809,030.51-2,713,580.54-442,815.91

Finding the Fourth Proportional to 1,809,030.51, 2,713,580.54 and 442,815.91

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Solution

The fourth proportional to 1,809,030.51, 2,713,580.54 and 442,815.91 is: 664,232.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,030.51 : 2,713,580.54 = 442,815.91 : x
  2. Step 2: Convert to fraction form
    1,809,030.51/2,713,580.54 = 442,815.91/x
  3. Step 3: Cross multiply
    1,809,030.51x = 2,713,580.54 × 442,815.91
  4. Step 4: Simplify right side
    1,809,030.51x = 1,201,616,646,595.65
  5. Step 5: Solve for x
    x = 1,201,616,646,595.65/1,809,030.51
  6. Step 6: Final answer
    x = 664,232.38

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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.