Home / 1,174,378.96-1,620,543.96-651,103.56

Finding the Fourth Proportional to 1,174,378.96, 1,620,543.96 and 651,103.56

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Solution

The fourth proportional to 1,174,378.96, 1,620,543.96 and 651,103.56 is: 898,468.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,378.96 : 1,620,543.96 = 651,103.56 : x
  2. Step 2: Convert to fraction form
    1,174,378.96/1,620,543.96 = 651,103.56/x
  3. Step 3: Cross multiply
    1,174,378.96x = 1,620,543.96 × 651,103.56
  4. Step 4: Simplify right side
    1,174,378.96x = 1,055,141,941,492.50
  5. Step 5: Solve for x
    x = 1,055,141,941,492.50/1,174,378.96
  6. Step 6: Final answer
    x = 898,468.02

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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.