Home / 1,181,711.79-1,772,195.86-382,807.98

Finding the Fourth Proportional to 1,181,711.79, 1,772,195.86 and 382,807.98

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Solution

The fourth proportional to 1,181,711.79, 1,772,195.86 and 382,807.98 is: 574,091.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,711.79 : 1,772,195.86 = 382,807.98 : x
  2. Step 2: Convert to fraction form
    1,181,711.79/1,772,195.86 = 382,807.98/x
  3. Step 3: Cross multiply
    1,181,711.79x = 1,772,195.86 × 382,807.98
  4. Step 4: Simplify right side
    1,181,711.79x = 678,410,717,330.96
  5. Step 5: Solve for x
    x = 678,410,717,330.96/1,181,711.79
  6. Step 6: Final answer
    x = 574,091.52

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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.