Home / 1,558,974-2,151,390.60-843,582

Finding the Fourth Proportional to 1,558,974, 2,151,390.60 and 843,582

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Solution

The fourth proportional to 1,558,974, 2,151,390.60 and 843,582 is: 1,164,146.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,974 : 2,151,390.60 = 843,582 : x
  2. Step 2: Convert to fraction form
    1,558,974/2,151,390.60 = 843,582/x
  3. Step 3: Cross multiply
    1,558,974x = 2,151,390.60 × 843,582
  4. Step 4: Simplify right side
    1,558,974x = 1,814,874,385,129.20
  5. Step 5: Solve for x
    x = 1,814,874,385,129.20/1,558,974
  6. Step 6: Final answer
    x = 1,164,146.67

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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.