Home / 1,083,478.36-1,495,601.34-653,776.60

Finding the Fourth Proportional to 1,083,478.36, 1,495,601.34 and 653,776.60

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Solution

The fourth proportional to 1,083,478.36, 1,495,601.34 and 653,776.60 is: 902,453.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,478.36 : 1,495,601.34 = 653,776.60 : x
  2. Step 2: Convert to fraction form
    1,083,478.36/1,495,601.34 = 653,776.60/x
  3. Step 3: Cross multiply
    1,083,478.36x = 1,495,601.34 × 653,776.60
  4. Step 4: Simplify right side
    1,083,478.36x = 977,789,159,020.64
  5. Step 5: Solve for x
    x = 977,789,159,020.64/1,083,478.36
  6. Step 6: Final answer
    x = 902,453.80

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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.