Home / 3,830,075.64-5,285,740.86-2,111,192.28

Finding the Fourth Proportional to 3,830,075.64, 5,285,740.86 and 2,111,192.28

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Solution

The fourth proportional to 3,830,075.64, 5,285,740.86 and 2,111,192.28 is: 2,913,575.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,075.64 : 5,285,740.86 = 2,111,192.28 : x
  2. Step 2: Convert to fraction form
    3,830,075.64/5,285,740.86 = 2,111,192.28/x
  3. Step 3: Cross multiply
    3,830,075.64x = 5,285,740.86 × 2,111,192.28
  4. Step 4: Simplify right side
    3,830,075.64x = 11,159,215,297,712.56
  5. Step 5: Solve for x
    x = 11,159,215,297,712.56/3,830,075.64
  6. Step 6: Final answer
    x = 2,913,575.70

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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.