Home / 1,545,900.40-2,319,823.40-659,423.60

Finding the Fourth Proportional to 1,545,900.40, 2,319,823.40 and 659,423.60

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Solution

The fourth proportional to 1,545,900.40, 2,319,823.40 and 659,423.60 is: 989,550.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,900.40 : 2,319,823.40 = 659,423.60 : x
  2. Step 2: Convert to fraction form
    1,545,900.40/2,319,823.40 = 659,423.60/x
  3. Step 3: Cross multiply
    1,545,900.40x = 2,319,823.40 × 659,423.60
  4. Step 4: Simplify right side
    1,545,900.40x = 1,529,746,297,792.24
  5. Step 5: Solve for x
    x = 1,529,746,297,792.24/1,545,900.40
  6. Step 6: Final answer
    x = 989,550.36

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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.