Home / 3,026,748.78-4,176,941.85-1,668,670.38

Finding the Fourth Proportional to 3,026,748.78, 4,176,941.85 and 1,668,670.38

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Solution

The fourth proportional to 3,026,748.78, 4,176,941.85 and 1,668,670.38 is: 2,302,780.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026,748.78 : 4,176,941.85 = 1,668,670.38 : x
  2. Step 2: Convert to fraction form
    3,026,748.78/4,176,941.85 = 1,668,670.38/x
  3. Step 3: Cross multiply
    3,026,748.78x = 4,176,941.85 × 1,668,670.38
  4. Step 4: Simplify right side
    3,026,748.78x = 6,969,939,144,077.40
  5. Step 5: Solve for x
    x = 6,969,939,144,077.40/3,026,748.78
  6. Step 6: Final answer
    x = 2,302,780.86

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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.