Home / 4,551,068.74-6,821,159.91-2,118,943.30

Finding the Fourth Proportional to 4,551,068.74, 6,821,159.91 and 2,118,943.30

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Solution

The fourth proportional to 4,551,068.74, 6,821,159.91 and 2,118,943.30 is: 3,175,880.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551,068.74 : 6,821,159.91 = 2,118,943.30 : x
  2. Step 2: Convert to fraction form
    4,551,068.74/6,821,159.91 = 2,118,943.30/x
  3. Step 3: Cross multiply
    4,551,068.74x = 6,821,159.91 × 2,118,943.30
  4. Step 4: Simplify right side
    4,551,068.74x = 14,453,651,089,523.10
  5. Step 5: Solve for x
    x = 14,453,651,089,523.10/4,551,068.74
  6. Step 6: Final answer
    x = 3,175,880.64

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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.