Home / 4,896,412.80-7,344,619.20-2,628,931.20

Finding the Fourth Proportional to 4,896,412.80, 7,344,619.20 and 2,628,931.20

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Solution

The fourth proportional to 4,896,412.80, 7,344,619.20 and 2,628,931.20 is: 3,943,396.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,896,412.80 : 7,344,619.20 = 2,628,931.20 : x
  2. Step 2: Convert to fraction form
    4,896,412.80/7,344,619.20 = 2,628,931.20/x
  3. Step 3: Cross multiply
    4,896,412.80x = 7,344,619.20 × 2,628,931.20
  4. Step 4: Simplify right side
    4,896,412.80x = 19,308,498,566,999.04
  5. Step 5: Solve for x
    x = 19,308,498,566,999.04/4,896,412.80
  6. Step 6: Final answer
    x = 3,943,396.80

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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.