Home / 1,137,118-1,569,222.40-653,777.64

Finding the Fourth Proportional to 1,137,118, 1,569,222.40 and 653,777.64

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Solution

The fourth proportional to 1,137,118, 1,569,222.40 and 653,777.64 is: 902,212.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,118 : 1,569,222.40 = 653,777.64 : x
  2. Step 2: Convert to fraction form
    1,137,118/1,569,222.40 = 653,777.64/x
  3. Step 3: Cross multiply
    1,137,118x = 1,569,222.40 × 653,777.64
  4. Step 4: Simplify right side
    1,137,118x = 1,025,922,517,307.14
  5. Step 5: Solve for x
    x = 1,025,922,517,307.14/1,137,118
  6. Step 6: Final answer
    x = 902,212.89

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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.