Home / 1,112,299.43-1,534,985.28-653,433.32

Finding the Fourth Proportional to 1,112,299.43, 1,534,985.28 and 653,433.32

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Solution

The fourth proportional to 1,112,299.43, 1,534,985.28 and 653,433.32 is: 901,745.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,299.43 : 1,534,985.28 = 653,433.32 : x
  2. Step 2: Convert to fraction form
    1,112,299.43/1,534,985.28 = 653,433.32/x
  3. Step 3: Cross multiply
    1,112,299.43x = 1,534,985.28 × 653,433.32
  4. Step 4: Simplify right side
    1,112,299.43x = 1,003,010,531,498.99
  5. Step 5: Solve for x
    x = 1,003,010,531,498.99/1,112,299.43
  6. Step 6: Final answer
    x = 901,745.08

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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.