Home / 2,824,869.60-3,897,869.04-1,858,390.56

Finding the Fourth Proportional to 2,824,869.60, 3,897,869.04 and 1,858,390.56

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Solution

The fourth proportional to 2,824,869.60, 3,897,869.04 and 1,858,390.56 is: 2,564,282.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824,869.60 : 3,897,869.04 = 1,858,390.56 : x
  2. Step 2: Convert to fraction form
    2,824,869.60/3,897,869.04 = 1,858,390.56/x
  3. Step 3: Cross multiply
    2,824,869.60x = 3,897,869.04 × 1,858,390.56
  4. Step 4: Simplify right side
    2,824,869.60x = 7,243,763,028,052.26
  5. Step 5: Solve for x
    x = 7,243,763,028,052.26/2,824,869.60
  6. Step 6: Final answer
    x = 2,564,282.27

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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.