Home / 3,218,970.24-4,828,457.12-1,196,951.40

Finding the Fourth Proportional to 3,218,970.24, 4,828,457.12 and 1,196,951.40

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Solution

The fourth proportional to 3,218,970.24, 4,828,457.12 and 1,196,951.40 is: 1,795,427.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,970.24 : 4,828,457.12 = 1,196,951.40 : x
  2. Step 2: Convert to fraction form
    3,218,970.24/4,828,457.12 = 1,196,951.40/x
  3. Step 3: Cross multiply
    3,218,970.24x = 4,828,457.12 × 1,196,951.40
  4. Step 4: Simplify right side
    3,218,970.24x = 5,779,428,509,623.97
  5. Step 5: Solve for x
    x = 5,779,428,509,623.97/3,218,970.24
  6. Step 6: Final answer
    x = 1,795,427.75

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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.