Home / 1,219,991.52-1,828,304.32-880,325.76

Finding the Fourth Proportional to 1,219,991.52, 1,828,304.32 and 880,325.76

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Solution

The fourth proportional to 1,219,991.52, 1,828,304.32 and 880,325.76 is: 1,319,274.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,991.52 : 1,828,304.32 = 880,325.76 : x
  2. Step 2: Convert to fraction form
    1,219,991.52/1,828,304.32 = 880,325.76/x
  3. Step 3: Cross multiply
    1,219,991.52x = 1,828,304.32 × 880,325.76
  4. Step 4: Simplify right side
    1,219,991.52x = 1,609,503,390,015.28
  5. Step 5: Solve for x
    x = 1,609,503,390,015.28/1,219,991.52
  6. Step 6: Final answer
    x = 1,319,274.24

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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.