Home / 2,118,653.04-3,177,531.20-698,371.50

Finding the Fourth Proportional to 2,118,653.04, 3,177,531.20 and 698,371.50

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Solution

The fourth proportional to 2,118,653.04, 3,177,531.20 and 698,371.50 is: 1,047,409.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,653.04 : 3,177,531.20 = 698,371.50 : x
  2. Step 2: Convert to fraction form
    2,118,653.04/3,177,531.20 = 698,371.50/x
  3. Step 3: Cross multiply
    2,118,653.04x = 3,177,531.20 × 698,371.50
  4. Step 4: Simplify right side
    2,118,653.04x = 2,219,097,230,440.80
  5. Step 5: Solve for x
    x = 2,219,097,230,440.80/2,118,653.04
  6. Step 6: Final answer
    x = 1,047,409.46

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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.