Home / 1,721,795.70-2,582,693.55-1,417,365.30

Finding the Fourth Proportional to 1,721,795.70, 2,582,693.55 and 1,417,365.30

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Solution

The fourth proportional to 1,721,795.70, 2,582,693.55 and 1,417,365.30 is: 2,126,047.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,795.70 : 2,582,693.55 = 1,417,365.30 : x
  2. Step 2: Convert to fraction form
    1,721,795.70/2,582,693.55 = 1,417,365.30/x
  3. Step 3: Cross multiply
    1,721,795.70x = 2,582,693.55 × 1,417,365.30
  4. Step 4: Simplify right side
    1,721,795.70x = 3,660,620,218,303.82
  5. Step 5: Solve for x
    x = 3,660,620,218,303.82/1,721,795.70
  6. Step 6: Final answer
    x = 2,126,047.95

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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.