Home / 1,456,052.14-2,009,353.53-811,457.74

Finding the Fourth Proportional to 1,456,052.14, 2,009,353.53 and 811,457.74

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Solution

The fourth proportional to 1,456,052.14, 2,009,353.53 and 811,457.74 is: 1,119,812.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,052.14 : 2,009,353.53 = 811,457.74 : x
  2. Step 2: Convert to fraction form
    1,456,052.14/2,009,353.53 = 811,457.74/x
  3. Step 3: Cross multiply
    1,456,052.14x = 2,009,353.53 × 811,457.74
  4. Step 4: Simplify right side
    1,456,052.14x = 1,630,505,474,314.82
  5. Step 5: Solve for x
    x = 1,630,505,474,314.82/1,456,052.14
  6. Step 6: Final answer
    x = 1,119,812.56

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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.