Home / 1,308,407.34-1,805,686.73-757,234.11

Finding the Fourth Proportional to 1,308,407.34, 1,805,686.73 and 757,234.11

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Solution

The fourth proportional to 1,308,407.34, 1,805,686.73 and 757,234.11 is: 1,045,032.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,407.34 : 1,805,686.73 = 757,234.11 : x
  2. Step 2: Convert to fraction form
    1,308,407.34/1,805,686.73 = 757,234.11/x
  3. Step 3: Cross multiply
    1,308,407.34x = 1,805,686.73 × 757,234.11
  4. Step 4: Simplify right side
    1,308,407.34x = 1,367,327,583,930.36
  5. Step 5: Solve for x
    x = 1,367,327,583,930.36/1,308,407.34
  6. Step 6: Final answer
    x = 1,045,032.03

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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.