Home / 1,343,695.18-1,854,301.24-731,850.34

Finding the Fourth Proportional to 1,343,695.18, 1,854,301.24 and 731,850.34

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Solution

The fourth proportional to 1,343,695.18, 1,854,301.24 and 731,850.34 is: 1,009,954.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,695.18 : 1,854,301.24 = 731,850.34 : x
  2. Step 2: Convert to fraction form
    1,343,695.18/1,854,301.24 = 731,850.34/x
  3. Step 3: Cross multiply
    1,343,695.18x = 1,854,301.24 × 731,850.34
  4. Step 4: Simplify right side
    1,343,695.18x = 1,357,070,992,956.42
  5. Step 5: Solve for x
    x = 1,357,070,992,956.42/1,343,695.18
  6. Step 6: Final answer
    x = 1,009,954.50

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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.