Home / 1,628,281.02-2,245,557.26-1,016,490.54

Finding the Fourth Proportional to 1,628,281.02, 2,245,557.26 and 1,016,490.54

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Solution

The fourth proportional to 1,628,281.02, 2,245,557.26 and 1,016,490.54 is: 1,401,838.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,281.02 : 2,245,557.26 = 1,016,490.54 : x
  2. Step 2: Convert to fraction form
    1,628,281.02/2,245,557.26 = 1,016,490.54/x
  3. Step 3: Cross multiply
    1,628,281.02x = 2,245,557.26 × 1,016,490.54
  4. Step 4: Simplify right side
    1,628,281.02x = 2,282,587,711,818.32
  5. Step 5: Solve for x
    x = 2,282,587,711,818.32/1,628,281.02
  6. Step 6: Final answer
    x = 1,401,838.92

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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.