Home / 1,055,492.31-1,579,501.13-656,321.07

Finding the Fourth Proportional to 1,055,492.31, 1,579,501.13 and 656,321.07

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Solution

The fourth proportional to 1,055,492.31, 1,579,501.13 and 656,321.07 is: 982,157.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,492.31 : 1,579,501.13 = 656,321.07 : x
  2. Step 2: Convert to fraction form
    1,055,492.31/1,579,501.13 = 656,321.07/x
  3. Step 3: Cross multiply
    1,055,492.31x = 1,579,501.13 × 656,321.07
  4. Step 4: Simplify right side
    1,055,492.31x = 1,036,659,868,426.20
  5. Step 5: Solve for x
    x = 1,036,659,868,426.20/1,055,492.31
  6. Step 6: Final answer
    x = 982,157.67

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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.