Home / 1,225,922.90-1,838,009.55-551,452.10

Finding the Fourth Proportional to 1,225,922.90, 1,838,009.55 and 551,452.10

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Solution

The fourth proportional to 1,225,922.90, 1,838,009.55 and 551,452.10 is: 826,784.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,922.90 : 1,838,009.55 = 551,452.10 : x
  2. Step 2: Convert to fraction form
    1,225,922.90/1,838,009.55 = 551,452.10/x
  3. Step 3: Cross multiply
    1,225,922.90x = 1,838,009.55 × 551,452.10
  4. Step 4: Simplify right side
    1,225,922.90x = 1,013,574,226,167.56
  5. Step 5: Solve for x
    x = 1,013,574,226,167.56/1,225,922.90
  6. Step 6: Final answer
    x = 826,784.64

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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.