Home / 1,504,128-2,075,696.64-825,066.12

Finding the Fourth Proportional to 1,504,128, 2,075,696.64 and 825,066.12

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Solution

The fourth proportional to 1,504,128, 2,075,696.64 and 825,066.12 is: 1,138,591.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504,128 : 2,075,696.64 = 825,066.12 : x
  2. Step 2: Convert to fraction form
    1,504,128/2,075,696.64 = 825,066.12/x
  3. Step 3: Cross multiply
    1,504,128x = 2,075,696.64 × 825,066.12
  4. Step 4: Simplify right side
    1,504,128x = 1,712,586,973,061.84
  5. Step 5: Solve for x
    x = 1,712,586,973,061.84/1,504,128
  6. Step 6: Final answer
    x = 1,138,591.25

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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.