Home / 1,370,860.71-1,891,846.90-759,013.49

Finding the Fourth Proportional to 1,370,860.71, 1,891,846.90 and 759,013.49

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Solution

The fourth proportional to 1,370,860.71, 1,891,846.90 and 759,013.49 is: 1,047,471.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,860.71 : 1,891,846.90 = 759,013.49 : x
  2. Step 2: Convert to fraction form
    1,370,860.71/1,891,846.90 = 759,013.49/x
  3. Step 3: Cross multiply
    1,370,860.71x = 1,891,846.90 × 759,013.49
  4. Step 4: Simplify right side
    1,370,860.71x = 1,435,937,306,757.91
  5. Step 5: Solve for x
    x = 1,435,937,306,757.91/1,370,860.71
  6. Step 6: Final answer
    x = 1,047,471.34

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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.