Home / 1,977,313.46-2,728,586.59-1,117,822.46

Finding the Fourth Proportional to 1,977,313.46, 2,728,586.59 and 1,117,822.46

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Solution

The fourth proportional to 1,977,313.46, 2,728,586.59 and 1,117,822.46 is: 1,542,535.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,313.46 : 2,728,586.59 = 1,117,822.46 : x
  2. Step 2: Convert to fraction form
    1,977,313.46/2,728,586.59 = 1,117,822.46/x
  3. Step 3: Cross multiply
    1,977,313.46x = 2,728,586.59 × 1,117,822.46
  4. Step 4: Simplify right side
    1,977,313.46x = 3,050,075,357,919.32
  5. Step 5: Solve for x
    x = 3,050,075,357,919.32/1,977,313.46
  6. Step 6: Final answer
    x = 1,542,535.07

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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.