Home / 1,225,926.90-1,838,015.55-551,456.10

Finding the Fourth Proportional to 1,225,926.90, 1,838,015.55 and 551,456.10

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Solution

The fourth proportional to 1,225,926.90, 1,838,015.55 and 551,456.10 is: 826,790.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,926.90 : 1,838,015.55 = 551,456.10 : x
  2. Step 2: Convert to fraction form
    1,225,926.90/1,838,015.55 = 551,456.10/x
  3. Step 3: Cross multiply
    1,225,926.90x = 1,838,015.55 × 551,456.10
  4. Step 4: Simplify right side
    1,225,926.90x = 1,013,584,886,942.36
  5. Step 5: Solve for x
    x = 1,013,584,886,942.36/1,225,926.90
  6. Step 6: Final answer
    x = 826,790.64

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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.