Home / 1,353,527.15-1,867,812.62-809,342.01

Finding the Fourth Proportional to 1,353,527.15, 1,867,812.62 and 809,342.01

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Solution

The fourth proportional to 1,353,527.15, 1,867,812.62 and 809,342.01 is: 1,116,859.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,527.15 : 1,867,812.62 = 809,342.01 : x
  2. Step 2: Convert to fraction form
    1,353,527.15/1,867,812.62 = 809,342.01/x
  3. Step 3: Cross multiply
    1,353,527.15x = 1,867,812.62 × 809,342.01
  4. Step 4: Simplify right side
    1,353,527.15x = 1,511,699,216,127.46
  5. Step 5: Solve for x
    x = 1,511,699,216,127.46/1,353,527.15
  6. Step 6: Final answer
    x = 1,116,859.18

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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.