Home / 1,866,830.92-2,800,827.48-668,763.52

Finding the Fourth Proportional to 1,866,830.92, 2,800,827.48 and 668,763.52

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Solution

The fourth proportional to 1,866,830.92, 2,800,827.48 and 668,763.52 is: 1,003,353.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,830.92 : 2,800,827.48 = 668,763.52 : x
  2. Step 2: Convert to fraction form
    1,866,830.92/2,800,827.48 = 668,763.52/x
  3. Step 3: Cross multiply
    1,866,830.92x = 2,800,827.48 × 668,763.52
  4. Step 4: Simplify right side
    1,866,830.92x = 1,873,091,244,437.53
  5. Step 5: Solve for x
    x = 1,873,091,244,437.53/1,866,830.92
  6. Step 6: Final answer
    x = 1,003,353.45

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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.