Home / 2,175,863.76-3,264,386.26-659,596.20

Finding the Fourth Proportional to 2,175,863.76, 3,264,386.26 and 659,596.20

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Solution

The fourth proportional to 2,175,863.76, 3,264,386.26 and 659,596.20 is: 989,573.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,863.76 : 3,264,386.26 = 659,596.20 : x
  2. Step 2: Convert to fraction form
    2,175,863.76/3,264,386.26 = 659,596.20/x
  3. Step 3: Cross multiply
    2,175,863.76x = 3,264,386.26 × 659,596.20
  4. Step 4: Simplify right side
    2,175,863.76x = 2,153,176,772,428.21
  5. Step 5: Solve for x
    x = 2,153,176,772,428.21/2,175,863.76
  6. Step 6: Final answer
    x = 989,573.34

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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.