Home / 1,060,465.81-1,590,493.42-412,040.90

Finding the Fourth Proportional to 1,060,465.81, 1,590,493.42 and 412,040.90

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Solution

The fourth proportional to 1,060,465.81, 1,590,493.42 and 412,040.90 is: 617,981.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,465.81 : 1,590,493.42 = 412,040.90 : x
  2. Step 2: Convert to fraction form
    1,060,465.81/1,590,493.42 = 412,040.90/x
  3. Step 3: Cross multiply
    1,060,465.81x = 1,590,493.42 × 412,040.90
  4. Step 4: Simplify right side
    1,060,465.81x = 655,348,332,268.41
  5. Step 5: Solve for x
    x = 655,348,332,268.41/1,060,465.81
  6. Step 6: Final answer
    x = 617,981.58

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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.