Home / 3,634,141.20-5,451,211.80-1,109,792.40

Finding the Fourth Proportional to 3,634,141.20, 5,451,211.80 and 1,109,792.40

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Solution

The fourth proportional to 3,634,141.20, 5,451,211.80 and 1,109,792.40 is: 1,664,688.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634,141.20 : 5,451,211.80 = 1,109,792.40 : x
  2. Step 2: Convert to fraction form
    3,634,141.20/5,451,211.80 = 1,109,792.40/x
  3. Step 3: Cross multiply
    3,634,141.20x = 5,451,211.80 × 1,109,792.40
  4. Step 4: Simplify right side
    3,634,141.20x = 6,049,713,426,430.32
  5. Step 5: Solve for x
    x = 6,049,713,426,430.32/3,634,141.20
  6. Step 6: Final answer
    x = 1,664,688.60

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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.