Home / 2,035,980-2,809,769.04-1,130,620.32

Finding the Fourth Proportional to 2,035,980, 2,809,769.04 and 1,130,620.32

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Solution

The fourth proportional to 2,035,980, 2,809,769.04 and 1,130,620.32 is: 1,560,320.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035,980 : 2,809,769.04 = 1,130,620.32 : x
  2. Step 2: Convert to fraction form
    2,035,980/2,809,769.04 = 1,130,620.32/x
  3. Step 3: Cross multiply
    2,035,980x = 2,809,769.04 × 1,130,620.32
  4. Step 4: Simplify right side
    2,035,980x = 3,176,781,971,130.89
  5. Step 5: Solve for x
    x = 3,176,781,971,130.89/2,035,980
  6. Step 6: Final answer
    x = 1,560,320.81

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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.