Home / 2,400,497.20-3,312,999.48-1,381,944.88

Finding the Fourth Proportional to 2,400,497.20, 3,312,999.48 and 1,381,944.88

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Solution

The fourth proportional to 2,400,497.20, 3,312,999.48 and 1,381,944.88 is: 1,907,264.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400,497.20 : 3,312,999.48 = 1,381,944.88 : x
  2. Step 2: Convert to fraction form
    2,400,497.20/3,312,999.48 = 1,381,944.88/x
  3. Step 3: Cross multiply
    2,400,497.20x = 3,312,999.48 × 1,381,944.88
  4. Step 4: Simplify right side
    2,400,497.20x = 4,578,382,668,828.66
  5. Step 5: Solve for x
    x = 4,578,382,668,828.66/2,400,497.20
  6. Step 6: Final answer
    x = 1,907,264.32

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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.