Home / 1,866,488.63-2,796,880.53-1,257,023.17

Finding the Fourth Proportional to 1,866,488.63, 2,796,880.53 and 1,257,023.17

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Solution

The fourth proportional to 1,866,488.63, 2,796,880.53 and 1,257,023.17 is: 1,883,613.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,488.63 : 2,796,880.53 = 1,257,023.17 : x
  2. Step 2: Convert to fraction form
    1,866,488.63/2,796,880.53 = 1,257,023.17/x
  3. Step 3: Cross multiply
    1,866,488.63x = 2,796,880.53 × 1,257,023.17
  4. Step 4: Simplify right side
    1,866,488.63x = 3,515,743,615,947.48
  5. Step 5: Solve for x
    x = 3,515,743,615,947.48/1,866,488.63
  6. Step 6: Final answer
    x = 1,883,613.73

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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.