Home / 1,037,047.80-1,556,052.81-438,148.77

Finding the Fourth Proportional to 1,037,047.80, 1,556,052.81 and 438,148.77

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Solution

The fourth proportional to 1,037,047.80, 1,556,052.81 and 438,148.77 is: 657,426.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,047.80 : 1,556,052.81 = 438,148.77 : x
  2. Step 2: Convert to fraction form
    1,037,047.80/1,556,052.81 = 438,148.77/x
  3. Step 3: Cross multiply
    1,037,047.80x = 1,556,052.81 × 438,148.77
  4. Step 4: Simplify right side
    1,037,047.80x = 681,782,624,756.54
  5. Step 5: Solve for x
    x = 681,782,624,756.54/1,037,047.80
  6. Step 6: Final answer
    x = 657,426.42

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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.