Home / 1,205,424.56-1,803,819.60-1,043,878.16

Finding the Fourth Proportional to 1,205,424.56, 1,803,819.60 and 1,043,878.16

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Solution

The fourth proportional to 1,205,424.56, 1,803,819.60 and 1,043,878.16 is: 1,562,078.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,424.56 : 1,803,819.60 = 1,043,878.16 : x
  2. Step 2: Convert to fraction form
    1,205,424.56/1,803,819.60 = 1,043,878.16/x
  3. Step 3: Cross multiply
    1,205,424.56x = 1,803,819.60 × 1,043,878.16
  4. Step 4: Simplify right side
    1,205,424.56x = 1,882,967,885,019.94
  5. Step 5: Solve for x
    x = 1,882,967,885,019.94/1,205,424.56
  6. Step 6: Final answer
    x = 1,562,078.58

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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.