Home / 1,854,069.18-2,780,442.81-842,343.54

Finding the Fourth Proportional to 1,854,069.18, 2,780,442.81 and 842,343.54

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Solution

The fourth proportional to 1,854,069.18, 2,780,442.81 and 842,343.54 is: 1,263,215.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854,069.18 : 2,780,442.81 = 842,343.54 : x
  2. Step 2: Convert to fraction form
    1,854,069.18/2,780,442.81 = 842,343.54/x
  3. Step 3: Cross multiply
    1,854,069.18x = 2,780,442.81 × 842,343.54
  4. Step 4: Simplify right side
    1,854,069.18x = 2,342,088,039,342.95
  5. Step 5: Solve for x
    x = 2,342,088,039,342.95/1,854,069.18
  6. Step 6: Final answer
    x = 1,263,215.02

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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.