Home / 1,110,775.09-1,665,040.58-437,328.94

Finding the Fourth Proportional to 1,110,775.09, 1,665,040.58 and 437,328.94

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Solution

The fourth proportional to 1,110,775.09, 1,665,040.58 and 437,328.94 is: 655,551.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,775.09 : 1,665,040.58 = 437,328.94 : x
  2. Step 2: Convert to fraction form
    1,110,775.09/1,665,040.58 = 437,328.94/x
  3. Step 3: Cross multiply
    1,110,775.09x = 1,665,040.58 × 437,328.94
  4. Step 4: Simplify right side
    1,110,775.09x = 728,170,421,396.54
  5. Step 5: Solve for x
    x = 728,170,421,396.54/1,110,775.09
  6. Step 6: Final answer
    x = 655,551.63

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1.5x scale

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.