Home / 1,890,518.42-2,608,172.70-1,164,106.37

Finding the Fourth Proportional to 1,890,518.42, 2,608,172.70 and 1,164,106.37

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Solution

The fourth proportional to 1,890,518.42, 2,608,172.70 and 1,164,106.37 is: 1,606,009.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,518.42 : 2,608,172.70 = 1,164,106.37 : x
  2. Step 2: Convert to fraction form
    1,890,518.42/2,608,172.70 = 1,164,106.37/x
  3. Step 3: Cross multiply
    1,890,518.42x = 2,608,172.70 × 1,164,106.37
  4. Step 4: Simplify right side
    1,890,518.42x = 3,036,190,441,089.24
  5. Step 5: Solve for x
    x = 3,036,190,441,089.24/1,890,518.42
  6. Step 6: Final answer
    x = 1,606,009.45

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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.