Home / 1,383,390.86-2,075,300.85-584,675.78

Finding the Fourth Proportional to 1,383,390.86, 2,075,300.85 and 584,675.78

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Solution

The fourth proportional to 1,383,390.86, 2,075,300.85 and 584,675.78 is: 877,104.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,390.86 : 2,075,300.85 = 584,675.78 : x
  2. Step 2: Convert to fraction form
    1,383,390.86/2,075,300.85 = 584,675.78/x
  3. Step 3: Cross multiply
    1,383,390.86x = 2,075,300.85 × 584,675.78
  4. Step 4: Simplify right side
    1,383,390.86x = 1,213,378,143,208.41
  5. Step 5: Solve for x
    x = 1,213,378,143,208.41/1,383,390.86
  6. Step 6: Final answer
    x = 877,104.35

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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.