Home / 1,504,265.58-2,075,874.31-815,935.71

Finding the Fourth Proportional to 1,504,265.58, 2,075,874.31 and 815,935.71

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Solution

The fourth proportional to 1,504,265.58, 2,075,874.31 and 815,935.71 is: 1,125,984.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504,265.58 : 2,075,874.31 = 815,935.71 : x
  2. Step 2: Convert to fraction form
    1,504,265.58/2,075,874.31 = 815,935.71/x
  3. Step 3: Cross multiply
    1,504,265.58x = 2,075,874.31 × 815,935.71
  4. Step 4: Simplify right side
    1,504,265.58x = 1,693,779,987,805.06
  5. Step 5: Solve for x
    x = 1,693,779,987,805.06/1,504,265.58
  6. Step 6: Final answer
    x = 1,125,984.67

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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.