Home / 1,206,813.84-1,665,357.32-670,304.40

Finding the Fourth Proportional to 1,206,813.84, 1,665,357.32 and 670,304.40

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Solution

The fourth proportional to 1,206,813.84, 1,665,357.32 and 670,304.40 is: 924,994.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,813.84 : 1,665,357.32 = 670,304.40 : x
  2. Step 2: Convert to fraction form
    1,206,813.84/1,665,357.32 = 670,304.40/x
  3. Step 3: Cross multiply
    1,206,813.84x = 1,665,357.32 × 670,304.40
  4. Step 4: Simplify right side
    1,206,813.84x = 1,116,296,339,168.21
  5. Step 5: Solve for x
    x = 1,116,296,339,168.21/1,206,813.84
  6. Step 6: Final answer
    x = 924,994.64

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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.