Home / 1,977,810.28-2,729,263.62-1,118,550.76

Finding the Fourth Proportional to 1,977,810.28, 2,729,263.62 and 1,118,550.76

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Solution

The fourth proportional to 1,977,810.28, 2,729,263.62 and 1,118,550.76 is: 1,543,535.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,810.28 : 2,729,263.62 = 1,118,550.76 : x
  2. Step 2: Convert to fraction form
    1,977,810.28/2,729,263.62 = 1,118,550.76/x
  3. Step 3: Cross multiply
    1,977,810.28x = 2,729,263.62 × 1,118,550.76
  4. Step 4: Simplify right side
    1,977,810.28x = 3,052,819,896,391.35
  5. Step 5: Solve for x
    x = 3,052,819,896,391.35/1,977,810.28
  6. Step 6: Final answer
    x = 1,543,535.26

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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.