Home / 1,173,944.76-1,620,050.22-637,400.76

Finding the Fourth Proportional to 1,173,944.76, 1,620,050.22 and 637,400.76

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Solution

The fourth proportional to 1,173,944.76, 1,620,050.22 and 637,400.76 is: 879,616.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,944.76 : 1,620,050.22 = 637,400.76 : x
  2. Step 2: Convert to fraction form
    1,173,944.76/1,620,050.22 = 637,400.76/x
  3. Step 3: Cross multiply
    1,173,944.76x = 1,620,050.22 × 637,400.76
  4. Step 4: Simplify right side
    1,173,944.76x = 1,032,621,241,466.17
  5. Step 5: Solve for x
    x = 1,032,621,241,466.17/1,173,944.76
  6. Step 6: Final answer
    x = 879,616.55

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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.