Home / 1,134,231.80-1,703,882.10-947,607.80

Finding the Fourth Proportional to 1,134,231.80, 1,703,882.10 and 947,607.80

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Solution

The fourth proportional to 1,134,231.80, 1,703,882.10 and 947,607.80 is: 1,423,529.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,231.80 : 1,703,882.10 = 947,607.80 : x
  2. Step 2: Convert to fraction form
    1,134,231.80/1,703,882.10 = 947,607.80/x
  3. Step 3: Cross multiply
    1,134,231.80x = 1,703,882.10 × 947,607.80
  4. Step 4: Simplify right side
    1,134,231.80x = 1,614,611,968,240.38
  5. Step 5: Solve for x
    x = 1,614,611,968,240.38/1,134,231.80
  6. Step 6: Final answer
    x = 1,423,529.10

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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.