Home / 4,036,420.35-5,571,609.71-2,405,339.28

Finding the Fourth Proportional to 4,036,420.35, 5,571,609.71 and 2,405,339.28

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Solution

The fourth proportional to 4,036,420.35, 5,571,609.71 and 2,405,339.28 is: 3,320,172.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,036,420.35 : 5,571,609.71 = 2,405,339.28 : x
  2. Step 2: Convert to fraction form
    4,036,420.35/5,571,609.71 = 2,405,339.28/x
  3. Step 3: Cross multiply
    4,036,420.35x = 5,571,609.71 × 2,405,339.28
  4. Step 4: Simplify right side
    4,036,420.35x = 13,401,611,676,265.71
  5. Step 5: Solve for x
    x = 13,401,611,676,265.71/4,036,420.35
  6. Step 6: Final answer
    x = 3,320,172.46

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1.5x scale

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.