Home / 810,738.12-1,119,032.88-466,616.40

Finding the Fourth Proportional to 810,738.12, 1,119,032.88 and 466,616.40

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Solution

The fourth proportional to 810,738.12, 1,119,032.88 and 466,616.40 is: 644,053.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,738.12 : 1,119,032.88 = 466,616.40 : x
  2. Step 2: Convert to fraction form
    810,738.12/1,119,032.88 = 466,616.40/x
  3. Step 3: Cross multiply
    810,738.12x = 1,119,032.88 × 466,616.40
  4. Step 4: Simplify right side
    810,738.12x = 522,159,093,947.23
  5. Step 5: Solve for x
    x = 522,159,093,947.23/810,738.12
  6. Step 6: Final answer
    x = 644,053.96

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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.