Home / 1,184,143.74-1,773,188.73-651,078.78

Finding the Fourth Proportional to 1,184,143.74, 1,773,188.73 and 651,078.78

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Solution

The fourth proportional to 1,184,143.74, 1,773,188.73 and 651,078.78 is: 974,953.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,143.74 : 1,773,188.73 = 651,078.78 : x
  2. Step 2: Convert to fraction form
    1,184,143.74/1,773,188.73 = 651,078.78/x
  3. Step 3: Cross multiply
    1,184,143.74x = 1,773,188.73 × 651,078.78
  4. Step 4: Simplify right side
    1,184,143.74x = 1,154,485,555,038.15
  5. Step 5: Solve for x
    x = 1,154,485,555,038.15/1,184,143.74
  6. Step 6: Final answer
    x = 974,953.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.