Home / 2,488,661.80-3,732,992.70-805,935.40

Finding the Fourth Proportional to 2,488,661.80, 3,732,992.70 and 805,935.40

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Solution

The fourth proportional to 2,488,661.80, 3,732,992.70 and 805,935.40 is: 1,208,903.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488,661.80 : 3,732,992.70 = 805,935.40 : x
  2. Step 2: Convert to fraction form
    2,488,661.80/3,732,992.70 = 805,935.40/x
  3. Step 3: Cross multiply
    2,488,661.80x = 3,732,992.70 × 805,935.40
  4. Step 4: Simplify right side
    2,488,661.80x = 3,008,550,964,871.58
  5. Step 5: Solve for x
    x = 3,008,550,964,871.58/2,488,661.80
  6. Step 6: Final answer
    x = 1,208,903.10

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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.