Home / 1,045,186.56-1,443,172.68-803,085.12

Finding the Fourth Proportional to 1,045,186.56, 1,443,172.68 and 803,085.12

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Solution

The fourth proportional to 1,045,186.56, 1,443,172.68 and 803,085.12 is: 1,108,883.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,186.56 : 1,443,172.68 = 803,085.12 : x
  2. Step 2: Convert to fraction form
    1,045,186.56/1,443,172.68 = 803,085.12/x
  3. Step 3: Cross multiply
    1,045,186.56x = 1,443,172.68 × 803,085.12
  4. Step 4: Simplify right side
    1,045,186.56x = 1,158,990,504,898.52
  5. Step 5: Solve for x
    x = 1,158,990,504,898.52/1,045,186.56
  6. Step 6: Final answer
    x = 1,108,883.86

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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.