Home / 1,045,091.32-1,567,639.44-286,943.17

Finding the Fourth Proportional to 1,045,091.32, 1,567,639.44 and 286,943.17

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Solution

The fourth proportional to 1,045,091.32, 1,567,639.44 and 286,943.17 is: 430,415.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,091.32 : 1,567,639.44 = 286,943.17 : x
  2. Step 2: Convert to fraction form
    1,045,091.32/1,567,639.44 = 286,943.17/x
  3. Step 3: Cross multiply
    1,045,091.32x = 1,567,639.44 × 286,943.17
  4. Step 4: Simplify right side
    1,045,091.32x = 449,823,430,344.80
  5. Step 5: Solve for x
    x = 449,823,430,344.80/1,045,091.32
  6. Step 6: Final answer
    x = 430,415.43

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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.