Home / 1,113,896.02-1,671,203.89-515,249.89

Finding the Fourth Proportional to 1,113,896.02, 1,671,203.89 and 515,249.89

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Solution

The fourth proportional to 1,113,896.02, 1,671,203.89 and 515,249.89 is: 773,041.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,896.02 : 1,671,203.89 = 515,249.89 : x
  2. Step 2: Convert to fraction form
    1,113,896.02/1,671,203.89 = 515,249.89/x
  3. Step 3: Cross multiply
    1,113,896.02x = 1,671,203.89 × 515,249.89
  4. Step 4: Simplify right side
    1,113,896.02x = 861,087,620,490.07
  5. Step 5: Solve for x
    x = 861,087,620,490.07/1,113,896.02
  6. Step 6: Final answer
    x = 773,041.29

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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.