Home / 1,622,384.43-2,432,838.52-864,031.24

Finding the Fourth Proportional to 1,622,384.43, 2,432,838.52 and 864,031.24

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Solution

The fourth proportional to 1,622,384.43, 2,432,838.52 and 864,031.24 is: 1,295,653.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,384.43 : 2,432,838.52 = 864,031.24 : x
  2. Step 2: Convert to fraction form
    1,622,384.43/2,432,838.52 = 864,031.24/x
  3. Step 3: Cross multiply
    1,622,384.43x = 2,432,838.52 × 864,031.24
  4. Step 4: Simplify right side
    1,622,384.43x = 2,102,048,483,155.36
  5. Step 5: Solve for x
    x = 2,102,048,483,155.36/1,622,384.43
  6. Step 6: Final answer
    x = 1,295,653.76

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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.