Home / 1,405,982.91-2,107,554.12-553,652.67

Finding the Fourth Proportional to 1,405,982.91, 2,107,554.12 and 553,652.67

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Solution

The fourth proportional to 1,405,982.91, 2,107,554.12 and 553,652.67 is: 829,919.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,982.91 : 2,107,554.12 = 553,652.67 : x
  2. Step 2: Convert to fraction form
    1,405,982.91/2,107,554.12 = 553,652.67/x
  3. Step 3: Cross multiply
    1,405,982.91x = 2,107,554.12 × 553,652.67
  4. Step 4: Simplify right side
    1,405,982.91x = 1,166,852,965,707.50
  5. Step 5: Solve for x
    x = 1,166,852,965,707.50/1,405,982.91
  6. Step 6: Final answer
    x = 829,919.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.