Home / 1,433,821.77-1,977,666.26-943,635.15

Finding the Fourth Proportional to 1,433,821.77, 1,977,666.26 and 943,635.15

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Solution

The fourth proportional to 1,433,821.77, 1,977,666.26 and 943,635.15 is: 1,301,553.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,821.77 : 1,977,666.26 = 943,635.15 : x
  2. Step 2: Convert to fraction form
    1,433,821.77/1,977,666.26 = 943,635.15/x
  3. Step 3: Cross multiply
    1,433,821.77x = 1,977,666.26 × 943,635.15
  4. Step 4: Simplify right side
    1,433,821.77x = 1,866,195,393,186.86
  5. Step 5: Solve for x
    x = 1,866,195,393,186.86/1,433,821.77
  6. Step 6: Final answer
    x = 1,301,553.26

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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.