Home / 3,074,811.60-4,243,271.73-1,698,189.62

Finding the Fourth Proportional to 3,074,811.60, 4,243,271.73 and 1,698,189.62

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Solution

The fourth proportional to 3,074,811.60, 4,243,271.73 and 1,698,189.62 is: 2,343,519.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074,811.60 : 4,243,271.73 = 1,698,189.62 : x
  2. Step 2: Convert to fraction form
    3,074,811.60/4,243,271.73 = 1,698,189.62/x
  3. Step 3: Cross multiply
    3,074,811.60x = 4,243,271.73 × 1,698,189.62
  4. Step 4: Simplify right side
    3,074,811.60x = 7,205,880,006,725.44
  5. Step 5: Solve for x
    x = 7,205,880,006,725.44/3,074,811.60
  6. Step 6: Final answer
    x = 2,343,519.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.