Home / 1,075,523.71-1,481,021.63-1,051,655.03

Finding the Fourth Proportional to 1,075,523.71, 1,481,021.63 and 1,051,655.03

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Solution

The fourth proportional to 1,075,523.71, 1,481,021.63 and 1,051,655.03 is: 1,448,153.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,523.71 : 1,481,021.63 = 1,051,655.03 : x
  2. Step 2: Convert to fraction form
    1,075,523.71/1,481,021.63 = 1,051,655.03/x
  3. Step 3: Cross multiply
    1,075,523.71x = 1,481,021.63 × 1,051,655.03
  4. Step 4: Simplify right side
    1,075,523.71x = 1,557,523,849,116.28
  5. Step 5: Solve for x
    x = 1,557,523,849,116.28/1,075,523.71
  6. Step 6: Final answer
    x = 1,448,153.90

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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.