Home / 4,018,208.80-6,022,064.40-1,620,090.40

Finding the Fourth Proportional to 4,018,208.80, 6,022,064.40 and 1,620,090.40

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Solution

The fourth proportional to 4,018,208.80, 6,022,064.40 and 1,620,090.40 is: 2,428,019.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018,208.80 : 6,022,064.40 = 1,620,090.40 : x
  2. Step 2: Convert to fraction form
    4,018,208.80/6,022,064.40 = 1,620,090.40/x
  3. Step 3: Cross multiply
    4,018,208.80x = 6,022,064.40 × 1,620,090.40
  4. Step 4: Simplify right side
    4,018,208.80x = 9,756,288,722,621.76
  5. Step 5: Solve for x
    x = 9,756,288,722,621.76/4,018,208.80
  6. Step 6: Final answer
    x = 2,428,019.35

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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.