Home / 3,114,907.84-4,298,564.72-1,738,237.20

Finding the Fourth Proportional to 3,114,907.84, 4,298,564.72 and 1,738,237.20

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Solution

The fourth proportional to 3,114,907.84, 4,298,564.72 and 1,738,237.20 is: 2,398,762.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,907.84 : 4,298,564.72 = 1,738,237.20 : x
  2. Step 2: Convert to fraction form
    3,114,907.84/4,298,564.72 = 1,738,237.20/x
  3. Step 3: Cross multiply
    3,114,907.84x = 4,298,564.72 × 1,738,237.20
  4. Step 4: Simplify right side
    3,114,907.84x = 7,471,925,102,911.58
  5. Step 5: Solve for x
    x = 7,471,925,102,911.58/3,114,907.84
  6. Step 6: Final answer
    x = 2,398,762.82

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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.