Home / 2,065,612.37-2,849,712.73-1,248,397.28

Finding the Fourth Proportional to 2,065,612.37, 2,849,712.73 and 1,248,397.28

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Solution

The fourth proportional to 2,065,612.37, 2,849,712.73 and 1,248,397.28 is: 1,722,285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065,612.37 : 2,849,712.73 = 1,248,397.28 : x
  2. Step 2: Convert to fraction form
    2,065,612.37/2,849,712.73 = 1,248,397.28/x
  3. Step 3: Cross multiply
    2,065,612.37x = 2,849,712.73 × 1,248,397.28
  4. Step 4: Simplify right side
    2,065,612.37x = 3,557,573,618,485.80
  5. Step 5: Solve for x
    x = 3,557,573,618,485.80/2,065,612.37
  6. Step 6: Final answer
    x = 1,722,285.20

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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.