Home / 1,129,008.23-1,559,324.41-743,546.72

Finding the Fourth Proportional to 1,129,008.23, 1,559,324.41 and 743,546.72

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Solution

The fourth proportional to 1,129,008.23, 1,559,324.41 and 743,546.72 is: 1,026,946.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,008.23 : 1,559,324.41 = 743,546.72 : x
  2. Step 2: Convert to fraction form
    1,129,008.23/1,559,324.41 = 743,546.72/x
  3. Step 3: Cross multiply
    1,129,008.23x = 1,559,324.41 × 743,546.72
  4. Step 4: Simplify right side
    1,129,008.23x = 1,159,430,542,674.81
  5. Step 5: Solve for x
    x = 1,159,430,542,674.81/1,129,008.23
  6. Step 6: Final answer
    x = 1,026,946.05

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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.