Home / 1,069,573.16-1,603,280.12-670,494.24

Finding the Fourth Proportional to 1,069,573.16, 1,603,280.12 and 670,494.24

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Solution

The fourth proportional to 1,069,573.16, 1,603,280.12 and 670,494.24 is: 1,005,064.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,573.16 : 1,603,280.12 = 670,494.24 : x
  2. Step 2: Convert to fraction form
    1,069,573.16/1,603,280.12 = 670,494.24/x
  3. Step 3: Cross multiply
    1,069,573.16x = 1,603,280.12 × 670,494.24
  4. Step 4: Simplify right side
    1,069,573.16x = 1,074,990,085,566.51
  5. Step 5: Solve for x
    x = 1,074,990,085,566.51/1,069,573.16
  6. Step 6: Final answer
    x = 1,005,064.57

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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.