Home / 1,112,576.52-1,535,609.70-653,745

Finding the Fourth Proportional to 1,112,576.52, 1,535,609.70 and 653,745

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Solution

The fourth proportional to 1,112,576.52, 1,535,609.70 and 653,745 is: 902,317.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,576.52 : 1,535,609.70 = 653,745 : x
  2. Step 2: Convert to fraction form
    1,112,576.52/1,535,609.70 = 653,745/x
  3. Step 3: Cross multiply
    1,112,576.52x = 1,535,609.70 × 653,745
  4. Step 4: Simplify right side
    1,112,576.52x = 1,003,897,163,326.50
  5. Step 5: Solve for x
    x = 1,003,897,163,326.50/1,112,576.52
  6. Step 6: Final answer
    x = 902,317.41

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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.