Home / 1,213,938.94-1,675,235.82-670,074.88

Finding the Fourth Proportional to 1,213,938.94, 1,675,235.82 and 670,074.88

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Solution

The fourth proportional to 1,213,938.94, 1,675,235.82 and 670,074.88 is: 924,703.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,938.94 : 1,675,235.82 = 670,074.88 : x
  2. Step 2: Convert to fraction form
    1,213,938.94/1,675,235.82 = 670,074.88/x
  3. Step 3: Cross multiply
    1,213,938.94x = 1,675,235.82 × 670,074.88
  4. Step 4: Simplify right side
    1,213,938.94x = 1,122,533,441,058.20
  5. Step 5: Solve for x
    x = 1,122,533,441,058.20/1,213,938.94
  6. Step 6: Final answer
    x = 924,703.38

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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.