Home / 1,197,129.47-1,652,073.81-653,300.36

Finding the Fourth Proportional to 1,197,129.47, 1,652,073.81 and 653,300.36

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Solution

The fourth proportional to 1,197,129.47, 1,652,073.81 and 653,300.36 is: 901,573.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,129.47 : 1,652,073.81 = 653,300.36 : x
  2. Step 2: Convert to fraction form
    1,197,129.47/1,652,073.81 = 653,300.36/x
  3. Step 3: Cross multiply
    1,197,129.47x = 1,652,073.81 × 653,300.36
  4. Step 4: Simplify right side
    1,197,129.47x = 1,079,300,414,819.57
  5. Step 5: Solve for x
    x = 1,079,300,414,819.57/1,197,129.47
  6. Step 6: Final answer
    x = 901,573.67

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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.