Home / 1,102,237.74-1,520,983.08-618,692.04

Finding the Fourth Proportional to 1,102,237.74, 1,520,983.08 and 618,692.04

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Solution

The fourth proportional to 1,102,237.74, 1,520,983.08 and 618,692.04 is: 853,736.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,237.74 : 1,520,983.08 = 618,692.04 : x
  2. Step 2: Convert to fraction form
    1,102,237.74/1,520,983.08 = 618,692.04/x
  3. Step 3: Cross multiply
    1,102,237.74x = 1,520,983.08 × 618,692.04
  4. Step 4: Simplify right side
    1,102,237.74x = 941,020,124,570.68
  5. Step 5: Solve for x
    x = 941,020,124,570.68/1,102,237.74
  6. Step 6: Final answer
    x = 853,736.08

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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.