Home / 1,653,940.15-2,480,602.66-516,730.21

Finding the Fourth Proportional to 1,653,940.15, 2,480,602.66 and 516,730.21

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Solution

The fourth proportional to 1,653,940.15, 2,480,602.66 and 516,730.21 is: 774,999.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,940.15 : 2,480,602.66 = 516,730.21 : x
  2. Step 2: Convert to fraction form
    1,653,940.15/2,480,602.66 = 516,730.21/x
  3. Step 3: Cross multiply
    1,653,940.15x = 2,480,602.66 × 516,730.21
  4. Step 4: Simplify right side
    1,653,940.15x = 1,281,802,325,935.03
  5. Step 5: Solve for x
    x = 1,281,802,325,935.03/1,653,940.15
  6. Step 6: Final answer
    x = 774,999.22

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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.