Home / 2,328,411.51-3,213,202.83-1,309,816.26

Finding the Fourth Proportional to 2,328,411.51, 3,213,202.83 and 1,309,816.26

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Solution

The fourth proportional to 2,328,411.51, 3,213,202.83 and 1,309,816.26 is: 1,807,543.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,328,411.51 : 3,213,202.83 = 1,309,816.26 : x
  2. Step 2: Convert to fraction form
    2,328,411.51/3,213,202.83 = 1,309,816.26/x
  3. Step 3: Cross multiply
    2,328,411.51x = 3,213,202.83 × 1,309,816.26
  4. Step 4: Simplify right side
    2,328,411.51x = 4,208,705,313,412.02
  5. Step 5: Solve for x
    x = 4,208,705,313,412.02/2,328,411.51
  6. Step 6: Final answer
    x = 1,807,543.60

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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.