Home / 1,034,205.45-1,426,026.65-728,183.94

Finding the Fourth Proportional to 1,034,205.45, 1,426,026.65 and 728,183.94

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Solution

The fourth proportional to 1,034,205.45, 1,426,026.65 and 728,183.94 is: 1,004,065.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,205.45 : 1,426,026.65 = 728,183.94 : x
  2. Step 2: Convert to fraction form
    1,034,205.45/1,426,026.65 = 728,183.94/x
  3. Step 3: Cross multiply
    1,034,205.45x = 1,426,026.65 × 728,183.94
  4. Step 4: Simplify right side
    1,034,205.45x = 1,038,409,700,901.08
  5. Step 5: Solve for x
    x = 1,038,409,700,901.08/1,034,205.45
  6. Step 6: Final answer
    x = 1,004,065.20

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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.