Home / 2,228,730.20-3,075,561.44-1,210,111.64

Finding the Fourth Proportional to 2,228,730.20, 3,075,561.44 and 1,210,111.64

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Solution

The fourth proportional to 2,228,730.20, 3,075,561.44 and 1,210,111.64 is: 1,669,907.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,730.20 : 3,075,561.44 = 1,210,111.64 : x
  2. Step 2: Convert to fraction form
    2,228,730.20/3,075,561.44 = 1,210,111.64/x
  3. Step 3: Cross multiply
    2,228,730.20x = 3,075,561.44 × 1,210,111.64
  4. Step 4: Simplify right side
    2,228,730.20x = 3,721,772,698,079.16
  5. Step 5: Solve for x
    x = 3,721,772,698,079.16/2,228,730.20
  6. Step 6: Final answer
    x = 1,669,907.24

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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.