Home / 2,011,304.70-2,775,203.40-1,128,283.20

Finding the Fourth Proportional to 2,011,304.70, 2,775,203.40 and 1,128,283.20

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Solution

The fourth proportional to 2,011,304.70, 2,775,203.40 and 1,128,283.20 is: 1,556,808.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,304.70 : 2,775,203.40 = 1,128,283.20 : x
  2. Step 2: Convert to fraction form
    2,011,304.70/2,775,203.40 = 1,128,283.20/x
  3. Step 3: Cross multiply
    2,011,304.70x = 2,775,203.40 × 1,128,283.20
  4. Step 4: Simplify right side
    2,011,304.70x = 3,131,215,372,802.88
  5. Step 5: Solve for x
    x = 3,131,215,372,802.88/2,011,304.70
  6. Step 6: Final answer
    x = 1,556,808.06

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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.