Home / 1,504,305.85-2,075,929.77-815,975.98

Finding the Fourth Proportional to 1,504,305.85, 2,075,929.77 and 815,975.98

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Solution

The fourth proportional to 1,504,305.85, 2,075,929.77 and 815,975.98 is: 1,126,040.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504,305.85 : 2,075,929.77 = 815,975.98 : x
  2. Step 2: Convert to fraction form
    1,504,305.85/2,075,929.77 = 815,975.98/x
  3. Step 3: Cross multiply
    1,504,305.85x = 2,075,929.77 × 815,975.98
  4. Step 4: Simplify right side
    1,504,305.85x = 1,693,908,828,486.92
  5. Step 5: Solve for x
    x = 1,693,908,828,486.92/1,504,305.85
  6. Step 6: Final answer
    x = 1,126,040.18

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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.