Home / 2,117,365.40-3,176,116.63-1,007,980.58

Finding the Fourth Proportional to 2,117,365.40, 3,176,116.63 and 1,007,980.58

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Solution

The fourth proportional to 2,117,365.40, 3,176,116.63 and 1,007,980.58 is: 1,512,003.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117,365.40 : 3,176,116.63 = 1,007,980.58 : x
  2. Step 2: Convert to fraction form
    2,117,365.40/3,176,116.63 = 1,007,980.58/x
  3. Step 3: Cross multiply
    2,117,365.40x = 3,176,116.63 × 1,007,980.58
  4. Step 4: Simplify right side
    2,117,365.40x = 3,201,463,882,855.05
  5. Step 5: Solve for x
    x = 3,201,463,882,855.05/2,117,365.40
  6. Step 6: Final answer
    x = 1,512,003.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.