Home / 1,065,639.40-1,595,834.70-504,017.80

Finding the Fourth Proportional to 1,065,639.40, 1,595,834.70 and 504,017.80

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Solution

The fourth proportional to 1,065,639.40, 1,595,834.70 and 504,017.80 is: 754,785.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,639.40 : 1,595,834.70 = 504,017.80 : x
  2. Step 2: Convert to fraction form
    1,065,639.40/1,595,834.70 = 504,017.80/x
  3. Step 3: Cross multiply
    1,065,639.40x = 1,595,834.70 × 504,017.80
  4. Step 4: Simplify right side
    1,065,639.40x = 804,329,094,657.66
  5. Step 5: Solve for x
    x = 804,329,094,657.66/1,065,639.40
  6. Step 6: Final answer
    x = 754,785.43

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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.