Home / 1,112,297.60-1,534,982.79-653,431.52

Finding the Fourth Proportional to 1,112,297.60, 1,534,982.79 and 653,431.52

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Solution

The fourth proportional to 1,112,297.60, 1,534,982.79 and 653,431.52 is: 901,742.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,297.60 : 1,534,982.79 = 653,431.52 : x
  2. Step 2: Convert to fraction form
    1,112,297.60/1,534,982.79 = 653,431.52/x
  3. Step 3: Cross multiply
    1,112,297.60x = 1,534,982.79 × 653,431.52
  4. Step 4: Simplify right side
    1,112,297.60x = 1,003,006,126,701.47
  5. Step 5: Solve for x
    x = 1,003,006,126,701.47/1,112,297.60
  6. Step 6: Final answer
    x = 901,742.60

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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.