Home / 1,127,269.34-1,691,457.45-453,323.42

Finding the Fourth Proportional to 1,127,269.34, 1,691,457.45 and 453,323.42

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Solution

The fourth proportional to 1,127,269.34, 1,691,457.45 and 453,323.42 is: 680,207.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,269.34 : 1,691,457.45 = 453,323.42 : x
  2. Step 2: Convert to fraction form
    1,127,269.34/1,691,457.45 = 453,323.42/x
  3. Step 3: Cross multiply
    1,127,269.34x = 1,691,457.45 × 453,323.42
  4. Step 4: Simplify right side
    1,127,269.34x = 766,777,276,018.48
  5. Step 5: Solve for x
    x = 766,777,276,018.48/1,127,269.34
  6. Step 6: Final answer
    x = 680,207.69

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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.