Home / 1,069,506.29-1,603,179.29-670,426.79

Finding the Fourth Proportional to 1,069,506.29, 1,603,179.29 and 670,426.79

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Solution

The fourth proportional to 1,069,506.29, 1,603,179.29 and 670,426.79 is: 1,004,963.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,506.29 : 1,603,179.29 = 670,426.79 : x
  2. Step 2: Convert to fraction form
    1,069,506.29/1,603,179.29 = 670,426.79/x
  3. Step 3: Cross multiply
    1,069,506.29x = 1,603,179.29 × 670,426.79
  4. Step 4: Simplify right side
    1,069,506.29x = 1,074,814,333,821.15
  5. Step 5: Solve for x
    x = 1,074,814,333,821.15/1,069,506.29
  6. Step 6: Final answer
    x = 1,004,963.08

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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.