Home / 1,875,280.20-2,587,899.06-1,015,840.44

Finding the Fourth Proportional to 1,875,280.20, 2,587,899.06 and 1,015,840.44

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Solution

The fourth proportional to 1,875,280.20, 2,587,899.06 and 1,015,840.44 is: 1,401,866.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875,280.20 : 2,587,899.06 = 1,015,840.44 : x
  2. Step 2: Convert to fraction form
    1,875,280.20/2,587,899.06 = 1,015,840.44/x
  3. Step 3: Cross multiply
    1,875,280.20x = 2,587,899.06 × 1,015,840.44
  4. Step 4: Simplify right side
    1,875,280.20x = 2,628,892,519,785.99
  5. Step 5: Solve for x
    x = 2,628,892,519,785.99/1,875,280.20
  6. Step 6: Final answer
    x = 1,401,866.52

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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.