Home / 1,670,655.66-2,507,178.38-711,783.29

Finding the Fourth Proportional to 1,670,655.66, 2,507,178.38 and 711,783.29

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Solution

The fourth proportional to 1,670,655.66, 2,507,178.38 and 711,783.29 is: 1,068,184.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,655.66 : 2,507,178.38 = 711,783.29 : x
  2. Step 2: Convert to fraction form
    1,670,655.66/2,507,178.38 = 711,783.29/x
  3. Step 3: Cross multiply
    1,670,655.66x = 2,507,178.38 × 711,783.29
  4. Step 4: Simplify right side
    1,670,655.66x = 1,784,567,659,838.46
  5. Step 5: Solve for x
    x = 1,784,567,659,838.46/1,670,655.66
  6. Step 6: Final answer
    x = 1,068,184.01

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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.