Home / 1,039,419.44-1,559,622.60-720,062.76

Finding the Fourth Proportional to 1,039,419.44, 1,559,622.60 and 720,062.76

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Solution

The fourth proportional to 1,039,419.44, 1,559,622.60 and 720,062.76 is: 1,080,435.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,419.44 : 1,559,622.60 = 720,062.76 : x
  2. Step 2: Convert to fraction form
    1,039,419.44/1,559,622.60 = 720,062.76/x
  3. Step 3: Cross multiply
    1,039,419.44x = 1,559,622.60 × 720,062.76
  4. Step 4: Simplify right side
    1,039,419.44x = 1,123,026,159,762.96
  5. Step 5: Solve for x
    x = 1,123,026,159,762.96/1,039,419.44
  6. Step 6: Final answer
    x = 1,080,435.98

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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.