Home / 1,905,458.58-2,856,013.63-767,492.42

Finding the Fourth Proportional to 1,905,458.58, 2,856,013.63 and 767,492.42

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Solution

The fourth proportional to 1,905,458.58, 2,856,013.63 and 767,492.42 is: 1,150,362.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,458.58 : 2,856,013.63 = 767,492.42 : x
  2. Step 2: Convert to fraction form
    1,905,458.58/2,856,013.63 = 767,492.42/x
  3. Step 3: Cross multiply
    1,905,458.58x = 2,856,013.63 × 767,492.42
  4. Step 4: Simplify right side
    1,905,458.58x = 2,191,968,796,242.89
  5. Step 5: Solve for x
    x = 2,191,968,796,242.89/1,905,458.58
  6. Step 6: Final answer
    x = 1,150,362.87

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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.