Home / 1,203,950.45-1,803,519.48-723,915.40

Finding the Fourth Proportional to 1,203,950.45, 1,803,519.48 and 723,915.40

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Solution

The fourth proportional to 1,203,950.45, 1,803,519.48 and 723,915.40 is: 1,084,426.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,950.45 : 1,803,519.48 = 723,915.40 : x
  2. Step 2: Convert to fraction form
    1,203,950.45/1,803,519.48 = 723,915.40/x
  3. Step 3: Cross multiply
    1,203,950.45x = 1,803,519.48 × 723,915.40
  4. Step 4: Simplify right side
    1,203,950.45x = 1,305,595,516,754.39
  5. Step 5: Solve for x
    x = 1,305,595,516,754.39/1,203,950.45
  6. Step 6: Final answer
    x = 1,084,426.29

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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.