Home / 2,186,376.40-3,279,564.60-2,097,802.90

Finding the Fourth Proportional to 2,186,376.40, 3,279,564.60 and 2,097,802.90

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Solution

The fourth proportional to 2,186,376.40, 3,279,564.60 and 2,097,802.90 is: 3,146,704.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,376.40 : 3,279,564.60 = 2,097,802.90 : x
  2. Step 2: Convert to fraction form
    2,186,376.40/3,279,564.60 = 2,097,802.90/x
  3. Step 3: Cross multiply
    2,186,376.40x = 3,279,564.60 × 2,097,802.90
  4. Step 4: Simplify right side
    2,186,376.40x = 6,879,880,128,617.34
  5. Step 5: Solve for x
    x = 6,879,880,128,617.34/2,186,376.40
  6. Step 6: Final answer
    x = 3,146,704.35

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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.