Home / 1,471,880.45-2,208,677.25-618,890.31

Finding the Fourth Proportional to 1,471,880.45, 2,208,677.25 and 618,890.31

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Solution

The fourth proportional to 1,471,880.45, 2,208,677.25 and 618,890.31 is: 928,695.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,880.45 : 2,208,677.25 = 618,890.31 : x
  2. Step 2: Convert to fraction form
    1,471,880.45/2,208,677.25 = 618,890.31/x
  3. Step 3: Cross multiply
    1,471,880.45x = 2,208,677.25 × 618,890.31
  4. Step 4: Simplify right side
    1,471,880.45x = 1,366,928,947,942.45
  5. Step 5: Solve for x
    x = 1,366,928,947,942.45/1,471,880.45
  6. Step 6: Final answer
    x = 928,695.64

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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.