Home / 1,773,615.80-2,660,423.70-1,745,622.20

Finding the Fourth Proportional to 1,773,615.80, 2,660,423.70 and 1,745,622.20

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Solution

The fourth proportional to 1,773,615.80, 2,660,423.70 and 1,745,622.20 is: 2,618,433.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773,615.80 : 2,660,423.70 = 1,745,622.20 : x
  2. Step 2: Convert to fraction form
    1,773,615.80/2,660,423.70 = 1,745,622.20/x
  3. Step 3: Cross multiply
    1,773,615.80x = 2,660,423.70 × 1,745,622.20
  4. Step 4: Simplify right side
    1,773,615.80x = 4,644,094,672,126.14
  5. Step 5: Solve for x
    x = 4,644,094,672,126.14/1,773,615.80
  6. Step 6: Final answer
    x = 2,618,433.30

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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.