Home / 1,161,995.46-1,603,426.39-671,890.80

Finding the Fourth Proportional to 1,161,995.46, 1,603,426.39 and 671,890.80

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Solution

The fourth proportional to 1,161,995.46, 1,603,426.39 and 671,890.80 is: 927,135.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,995.46 : 1,603,426.39 = 671,890.80 : x
  2. Step 2: Convert to fraction form
    1,161,995.46/1,603,426.39 = 671,890.80/x
  3. Step 3: Cross multiply
    1,161,995.46x = 1,603,426.39 × 671,890.80
  4. Step 4: Simplify right side
    1,161,995.46x = 1,077,327,448,030.72
  5. Step 5: Solve for x
    x = 1,077,327,448,030.72/1,161,995.46
  6. Step 6: Final answer
    x = 927,135.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.