Home / 3,012,619.50-4,157,409.78-1,654,492.50

Finding the Fourth Proportional to 3,012,619.50, 4,157,409.78 and 1,654,492.50

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Solution

The fourth proportional to 3,012,619.50, 4,157,409.78 and 1,654,492.50 is: 2,283,196.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012,619.50 : 4,157,409.78 = 1,654,492.50 : x
  2. Step 2: Convert to fraction form
    3,012,619.50/4,157,409.78 = 1,654,492.50/x
  3. Step 3: Cross multiply
    3,012,619.50x = 4,157,409.78 × 1,654,492.50
  4. Step 4: Simplify right side
    3,012,619.50x = 6,878,403,300,436.65
  5. Step 5: Solve for x
    x = 6,878,403,300,436.65/3,012,619.50
  6. Step 6: Final answer
    x = 2,283,196.83

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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.