Home / 2,918,792.72-4,028,605.80-1,711,957.52

Finding the Fourth Proportional to 2,918,792.72, 4,028,605.80 and 1,711,957.52

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Solution

The fourth proportional to 2,918,792.72, 4,028,605.80 and 1,711,957.52 is: 2,362,895.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918,792.72 : 4,028,605.80 = 1,711,957.52 : x
  2. Step 2: Convert to fraction form
    2,918,792.72/4,028,605.80 = 1,711,957.52/x
  3. Step 3: Cross multiply
    2,918,792.72x = 4,028,605.80 × 1,711,957.52
  4. Step 4: Simplify right side
    2,918,792.72x = 6,896,801,994,425.62
  5. Step 5: Solve for x
    x = 6,896,801,994,425.62/2,918,792.72
  6. Step 6: Final answer
    x = 2,362,895.44

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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.