Home / 1,602,272.96-2,208,780.96-1,219,633.28

Finding the Fourth Proportional to 1,602,272.96, 2,208,780.96 and 1,219,633.28

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Solution

The fourth proportional to 1,602,272.96, 2,208,780.96 and 1,219,633.28 is: 1,681,300.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,272.96 : 2,208,780.96 = 1,219,633.28 : x
  2. Step 2: Convert to fraction form
    1,602,272.96/2,208,780.96 = 1,219,633.28/x
  3. Step 3: Cross multiply
    1,602,272.96x = 2,208,780.96 × 1,219,633.28
  4. Step 4: Simplify right side
    1,602,272.96x = 2,693,902,767,046.35
  5. Step 5: Solve for x
    x = 2,693,902,767,046.35/1,602,272.96
  6. Step 6: Final answer
    x = 1,681,300.77

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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.