Home / 1,261,075.52-1,891,593.21-586,779.68

Finding the Fourth Proportional to 1,261,075.52, 1,891,593.21 and 586,779.68

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Solution

The fourth proportional to 1,261,075.52, 1,891,593.21 and 586,779.68 is: 880,160.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,075.52 : 1,891,593.21 = 586,779.68 : x
  2. Step 2: Convert to fraction form
    1,261,075.52/1,891,593.21 = 586,779.68/x
  3. Step 3: Cross multiply
    1,261,075.52x = 1,891,593.21 × 586,779.68
  4. Step 4: Simplify right side
    1,261,075.52x = 1,109,948,458,453.97
  5. Step 5: Solve for x
    x = 1,109,948,458,453.97/1,261,075.52
  6. Step 6: Final answer
    x = 880,160.18

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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.