Home / 855,920.84-1,182,401.06-683,612.60

Finding the Fourth Proportional to 855,920.84, 1,182,401.06 and 683,612.60

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Solution

The fourth proportional to 855,920.84, 1,182,401.06 and 683,612.60 is: 944,368.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,920.84 : 1,182,401.06 = 683,612.60 : x
  2. Step 2: Convert to fraction form
    855,920.84/1,182,401.06 = 683,612.60/x
  3. Step 3: Cross multiply
    855,920.84x = 1,182,401.06 × 683,612.60
  4. Step 4: Simplify right side
    855,920.84x = 808,304,253,539.29
  5. Step 5: Solve for x
    x = 808,304,253,539.29/855,920.84
  6. Step 6: Final answer
    x = 944,368.01

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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.