Home / 1,480,053.36-2,219,676.84-415,029.36

Finding the Fourth Proportional to 1,480,053.36, 2,219,676.84 and 415,029.36

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Solution

The fourth proportional to 1,480,053.36, 2,219,676.84 and 415,029.36 is: 622,430.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,053.36 : 2,219,676.84 = 415,029.36 : x
  2. Step 2: Convert to fraction form
    1,480,053.36/2,219,676.84 = 415,029.36/x
  3. Step 3: Cross multiply
    1,480,053.36x = 2,219,676.84 × 415,029.36
  4. Step 4: Simplify right side
    1,480,053.36x = 921,231,058,312.02
  5. Step 5: Solve for x
    x = 921,231,058,312.02/1,480,053.36
  6. Step 6: Final answer
    x = 622,430.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.