Home / 1,587,800.40-2,386,424.79-746,942.64

Finding the Fourth Proportional to 1,587,800.40, 2,386,424.79 and 746,942.64

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Solution

The fourth proportional to 1,587,800.40, 2,386,424.79 and 746,942.64 is: 1,122,636.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,800.40 : 2,386,424.79 = 746,942.64 : x
  2. Step 2: Convert to fraction form
    1,587,800.40/2,386,424.79 = 746,942.64/x
  3. Step 3: Cross multiply
    1,587,800.40x = 2,386,424.79 × 746,942.64
  4. Step 4: Simplify right side
    1,587,800.40x = 1,782,522,432,804.05
  5. Step 5: Solve for x
    x = 1,782,522,432,804.05/1,587,800.40
  6. Step 6: Final answer
    x = 1,122,636.34

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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.