Home / 1,673,819.64-2,310,123.65-1,020,824.57

Finding the Fourth Proportional to 1,673,819.64, 2,310,123.65 and 1,020,824.57

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Solution

The fourth proportional to 1,673,819.64, 2,310,123.65 and 1,020,824.57 is: 1,408,891.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,819.64 : 2,310,123.65 = 1,020,824.57 : x
  2. Step 2: Convert to fraction form
    1,673,819.64/2,310,123.65 = 1,020,824.57/x
  3. Step 3: Cross multiply
    1,673,819.64x = 2,310,123.65 × 1,020,824.57
  4. Step 4: Simplify right side
    1,673,819.64x = 2,358,230,982,329.27
  5. Step 5: Solve for x
    x = 2,358,230,982,329.27/1,673,819.64
  6. Step 6: Final answer
    x = 1,408,891.93

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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.