Home / 1,174,410.76-1,620,677.94-637,870.60

Finding the Fourth Proportional to 1,174,410.76, 1,620,677.94 and 637,870.60

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Solution

The fourth proportional to 1,174,410.76, 1,620,677.94 and 637,870.60 is: 880,256.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,410.76 : 1,620,677.94 = 637,870.60 : x
  2. Step 2: Convert to fraction form
    1,174,410.76/1,620,677.94 = 637,870.60/x
  3. Step 3: Cross multiply
    1,174,410.76x = 1,620,677.94 × 637,870.60
  4. Step 4: Simplify right side
    1,174,410.76x = 1,033,782,809,994.56
  5. Step 5: Solve for x
    x = 1,033,782,809,994.56/1,174,410.76
  6. Step 6: Final answer
    x = 880,256.59

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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.