Home / 1,256,607.08-1,734,125.31-683,651.36

Finding the Fourth Proportional to 1,256,607.08, 1,734,125.31 and 683,651.36

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Solution

The fourth proportional to 1,256,607.08, 1,734,125.31 and 683,651.36 is: 943,442.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,607.08 : 1,734,125.31 = 683,651.36 : x
  2. Step 2: Convert to fraction form
    1,256,607.08/1,734,125.31 = 683,651.36/x
  3. Step 3: Cross multiply
    1,256,607.08x = 1,734,125.31 × 683,651.36
  4. Step 4: Simplify right side
    1,256,607.08x = 1,185,537,117,921.30
  5. Step 5: Solve for x
    x = 1,185,537,117,921.30/1,256,607.08
  6. Step 6: Final answer
    x = 943,442.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.