Home / 1,563,511.38-2,157,653.70-884,433.30

Finding the Fourth Proportional to 1,563,511.38, 2,157,653.70 and 884,433.30

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Solution

The fourth proportional to 1,563,511.38, 2,157,653.70 and 884,433.30 is: 1,220,522.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,511.38 : 2,157,653.70 = 884,433.30 : x
  2. Step 2: Convert to fraction form
    1,563,511.38/2,157,653.70 = 884,433.30/x
  3. Step 3: Cross multiply
    1,563,511.38x = 2,157,653.70 × 884,433.30
  4. Step 4: Simplify right side
    1,563,511.38x = 1,908,300,782,148.21
  5. Step 5: Solve for x
    x = 1,908,300,782,148.21/1,563,511.38
  6. Step 6: Final answer
    x = 1,220,522.48

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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.