Home / 1,544,473.65-2,130,109.92-1,087,102.29

Finding the Fourth Proportional to 1,544,473.65, 2,130,109.92 and 1,087,102.29

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Solution

The fourth proportional to 1,544,473.65, 2,130,109.92 and 1,087,102.29 is: 1,499,311.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,473.65 : 2,130,109.92 = 1,087,102.29 : x
  2. Step 2: Convert to fraction form
    1,544,473.65/2,130,109.92 = 1,087,102.29/x
  3. Step 3: Cross multiply
    1,544,473.65x = 2,130,109.92 × 1,087,102.29
  4. Step 4: Simplify right side
    1,544,473.65x = 2,315,647,371,983.72
  5. Step 5: Solve for x
    x = 2,315,647,371,983.72/1,544,473.65
  6. Step 6: Final answer
    x = 1,499,311.67

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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.