Home / 2,016,460.80-2,782,684.80-1,111,075.20

Finding the Fourth Proportional to 2,016,460.80, 2,782,684.80 and 1,111,075.20

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Solution

The fourth proportional to 2,016,460.80, 2,782,684.80 and 1,111,075.20 is: 1,533,266.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,460.80 : 2,782,684.80 = 1,111,075.20 : x
  2. Step 2: Convert to fraction form
    2,016,460.80/2,782,684.80 = 1,111,075.20/x
  3. Step 3: Cross multiply
    2,016,460.80x = 2,782,684.80 × 1,111,075.20
  4. Step 4: Simplify right side
    2,016,460.80x = 3,091,772,070,696.96
  5. Step 5: Solve for x
    x = 3,091,772,070,696.96/2,016,460.80
  6. Step 6: Final answer
    x = 1,533,266.64

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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.