Home / 1,101,946.98-1,520,671.67-618,503.34

Finding the Fourth Proportional to 1,101,946.98, 1,520,671.67 and 618,503.34

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Solution

The fourth proportional to 1,101,946.98, 1,520,671.67 and 618,503.34 is: 853,526.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,946.98 : 1,520,671.67 = 618,503.34 : x
  2. Step 2: Convert to fraction form
    1,101,946.98/1,520,671.67 = 618,503.34/x
  3. Step 3: Cross multiply
    1,101,946.98x = 1,520,671.67 × 618,503.34
  4. Step 4: Simplify right side
    1,101,946.98x = 940,540,515,346.85
  5. Step 5: Solve for x
    x = 940,540,515,346.85/1,101,946.98
  6. Step 6: Final answer
    x = 853,526.10

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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.