Home / 1,358,492.30-1,874,738.77-746,701.62

Finding the Fourth Proportional to 1,358,492.30, 1,874,738.77 and 746,701.62

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Solution

The fourth proportional to 1,358,492.30, 1,874,738.77 and 746,701.62 is: 1,030,458.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,492.30 : 1,874,738.77 = 746,701.62 : x
  2. Step 2: Convert to fraction form
    1,358,492.30/1,874,738.77 = 746,701.62/x
  3. Step 3: Cross multiply
    1,358,492.30x = 1,874,738.77 × 746,701.62
  4. Step 4: Simplify right side
    1,358,492.30x = 1,399,870,474,769.05
  5. Step 5: Solve for x
    x = 1,399,870,474,769.05/1,358,492.30
  6. Step 6: Final answer
    x = 1,030,458.90

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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.