Home / 1,323,266.09-1,825,825.05-779,203.26

Finding the Fourth Proportional to 1,323,266.09, 1,825,825.05 and 779,203.26

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Solution

The fourth proportional to 1,323,266.09, 1,825,825.05 and 779,203.26 is: 1,075,134.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,266.09 : 1,825,825.05 = 779,203.26 : x
  2. Step 2: Convert to fraction form
    1,323,266.09/1,825,825.05 = 779,203.26/x
  3. Step 3: Cross multiply
    1,323,266.09x = 1,825,825.05 × 779,203.26
  4. Step 4: Simplify right side
    1,323,266.09x = 1,422,688,831,149.66
  5. Step 5: Solve for x
    x = 1,422,688,831,149.66/1,323,266.09
  6. Step 6: Final answer
    x = 1,075,134.36

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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.