Home / 1,069,573.65-1,603,280.85-670,494.75

Finding the Fourth Proportional to 1,069,573.65, 1,603,280.85 and 670,494.75

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Solution

The fourth proportional to 1,069,573.65, 1,603,280.85 and 670,494.75 is: 1,005,065.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,573.65 : 1,603,280.85 = 670,494.75 : x
  2. Step 2: Convert to fraction form
    1,069,573.65/1,603,280.85 = 670,494.75/x
  3. Step 3: Cross multiply
    1,069,573.65x = 1,603,280.85 × 670,494.75
  4. Step 4: Simplify right side
    1,069,573.65x = 1,074,991,392,700.54
  5. Step 5: Solve for x
    x = 1,074,991,392,700.54/1,069,573.65
  6. Step 6: Final answer
    x = 1,005,065.33

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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.