Home / 1,307,015.15-1,961,290.08-548,798.32

Finding the Fourth Proportional to 1,307,015.15, 1,961,290.08 and 548,798.32

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Solution

The fourth proportional to 1,307,015.15, 1,961,290.08 and 548,798.32 is: 823,519.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,015.15 : 1,961,290.08 = 548,798.32 : x
  2. Step 2: Convert to fraction form
    1,307,015.15/1,961,290.08 = 548,798.32/x
  3. Step 3: Cross multiply
    1,307,015.15x = 1,961,290.08 × 548,798.32
  4. Step 4: Simplify right side
    1,307,015.15x = 1,076,352,700,936.67
  5. Step 5: Solve for x
    x = 1,076,352,700,936.67/1,307,015.15
  6. Step 6: Final answer
    x = 823,519.68

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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.