Home / 1,032,407.32-1,421,426.46-880,896.28

Finding the Fourth Proportional to 1,032,407.32, 1,421,426.46 and 880,896.28

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Solution

The fourth proportional to 1,032,407.32, 1,421,426.46 and 880,896.28 is: 1,212,824.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032,407.32 : 1,421,426.46 = 880,896.28 : x
  2. Step 2: Convert to fraction form
    1,032,407.32/1,421,426.46 = 880,896.28/x
  3. Step 3: Cross multiply
    1,032,407.32x = 1,421,426.46 × 880,896.28
  4. Step 4: Simplify right side
    1,032,407.32x = 1,252,129,280,907.57
  5. Step 5: Solve for x
    x = 1,252,129,280,907.57/1,032,407.32
  6. Step 6: Final answer
    x = 1,212,824.88

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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.