Home / 1,674,826.21-2,311,216.36-977,240.44

Finding the Fourth Proportional to 1,674,826.21, 2,311,216.36 and 977,240.44

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Solution

The fourth proportional to 1,674,826.21, 2,311,216.36 and 977,240.44 is: 1,348,566.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,826.21 : 2,311,216.36 = 977,240.44 : x
  2. Step 2: Convert to fraction form
    1,674,826.21/2,311,216.36 = 977,240.44/x
  3. Step 3: Cross multiply
    1,674,826.21x = 2,311,216.36 × 977,240.44
  4. Step 4: Simplify right side
    1,674,826.21x = 2,258,614,092,581.60
  5. Step 5: Solve for x
    x = 2,258,614,092,581.60/1,674,826.21
  6. Step 6: Final answer
    x = 1,348,566.24

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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.