Home / 3,218,999.60-4,828,499.40-1,224,196.40

Finding the Fourth Proportional to 3,218,999.60, 4,828,499.40 and 1,224,196.40

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Solution

The fourth proportional to 3,218,999.60, 4,828,499.40 and 1,224,196.40 is: 1,836,294.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,999.60 : 4,828,499.40 = 1,224,196.40 : x
  2. Step 2: Convert to fraction form
    3,218,999.60/4,828,499.40 = 1,224,196.40/x
  3. Step 3: Cross multiply
    3,218,999.60x = 4,828,499.40 × 1,224,196.40
  4. Step 4: Simplify right side
    3,218,999.60x = 5,911,031,582,882.16
  5. Step 5: Solve for x
    x = 5,911,031,582,882.16/3,218,999.60
  6. Step 6: Final answer
    x = 1,836,294.60

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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.