Home / 1,037,781.80-1,556,672.70-664,533.80

Finding the Fourth Proportional to 1,037,781.80, 1,556,672.70 and 664,533.80

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Solution

The fourth proportional to 1,037,781.80, 1,556,672.70 and 664,533.80 is: 996,800.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,781.80 : 1,556,672.70 = 664,533.80 : x
  2. Step 2: Convert to fraction form
    1,037,781.80/1,556,672.70 = 664,533.80/x
  3. Step 3: Cross multiply
    1,037,781.80x = 1,556,672.70 × 664,533.80
  4. Step 4: Simplify right side
    1,037,781.80x = 1,034,461,624,687.26
  5. Step 5: Solve for x
    x = 1,034,461,624,687.26/1,037,781.80
  6. Step 6: Final answer
    x = 996,800.70

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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.