Home / 3,620,904.60-5,431,356.90-3,564,917.40

Finding the Fourth Proportional to 3,620,904.60, 5,431,356.90 and 3,564,917.40

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Solution

The fourth proportional to 3,620,904.60, 5,431,356.90 and 3,564,917.40 is: 5,347,376.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620,904.60 : 5,431,356.90 = 3,564,917.40 : x
  2. Step 2: Convert to fraction form
    3,620,904.60/5,431,356.90 = 3,564,917.40/x
  3. Step 3: Cross multiply
    3,620,904.60x = 5,431,356.90 × 3,564,917.40
  4. Step 4: Simplify right side
    3,620,904.60x = 19,362,338,718,420.06
  5. Step 5: Solve for x
    x = 19,362,338,718,420.06/3,620,904.60
  6. Step 6: Final answer
    x = 5,347,376.10

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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.