Home / 2,319,473.20-3,200,980.72-1,448,823.36

Finding the Fourth Proportional to 2,319,473.20, 3,200,980.72 and 1,448,823.36

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Solution

The fourth proportional to 2,319,473.20, 3,200,980.72 and 1,448,823.36 is: 1,999,443.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,473.20 : 3,200,980.72 = 1,448,823.36 : x
  2. Step 2: Convert to fraction form
    2,319,473.20/3,200,980.72 = 1,448,823.36/x
  3. Step 3: Cross multiply
    2,319,473.20x = 3,200,980.72 × 1,448,823.36
  4. Step 4: Simplify right side
    2,319,473.20x = 4,637,655,642,045.62
  5. Step 5: Solve for x
    x = 4,637,655,642,045.62/2,319,473.20
  6. Step 6: Final answer
    x = 1,999,443.51

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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.