Home / 2,698,304.70-4,046,938.65-805,107.90

Finding the Fourth Proportional to 2,698,304.70, 4,046,938.65 and 805,107.90

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Solution

The fourth proportional to 2,698,304.70, 4,046,938.65 and 805,107.90 is: 1,207,507.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698,304.70 : 4,046,938.65 = 805,107.90 : x
  2. Step 2: Convert to fraction form
    2,698,304.70/4,046,938.65 = 805,107.90/x
  3. Step 3: Cross multiply
    2,698,304.70x = 4,046,938.65 × 805,107.90
  4. Step 4: Simplify right side
    2,698,304.70x = 3,258,222,277,930.34
  5. Step 5: Solve for x
    x = 3,258,222,277,930.34/2,698,304.70
  6. Step 6: Final answer
    x = 1,207,507.17

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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.