Home / 3,520,417.66-5,281,763.73-1,628,400.22

Finding the Fourth Proportional to 3,520,417.66, 5,281,763.73 and 1,628,400.22

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Solution

The fourth proportional to 3,520,417.66, 5,281,763.73 and 1,628,400.22 is: 2,443,126.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,417.66 : 5,281,763.73 = 1,628,400.22 : x
  2. Step 2: Convert to fraction form
    3,520,417.66/5,281,763.73 = 1,628,400.22/x
  3. Step 3: Cross multiply
    3,520,417.66x = 5,281,763.73 × 1,628,400.22
  4. Step 4: Simplify right side
    3,520,417.66x = 8,600,825,219,920.02
  5. Step 5: Solve for x
    x = 8,600,825,219,920.02/3,520,417.66
  6. Step 6: Final answer
    x = 2,443,126.37

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1.5x scale

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.