Home / 1,126,457.55-1,689,789.96-368,303.04

Finding the Fourth Proportional to 1,126,457.55, 1,689,789.96 and 368,303.04

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Solution

The fourth proportional to 1,126,457.55, 1,689,789.96 and 368,303.04 is: 552,488.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,457.55 : 1,689,789.96 = 368,303.04 : x
  2. Step 2: Convert to fraction form
    1,126,457.55/1,689,789.96 = 368,303.04/x
  3. Step 3: Cross multiply
    1,126,457.55x = 1,689,789.96 × 368,303.04
  4. Step 4: Simplify right side
    1,126,457.55x = 622,354,779,229.48
  5. Step 5: Solve for x
    x = 622,354,779,229.48/1,126,457.55
  6. Step 6: Final answer
    x = 552,488.44

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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.