Home / 1,210,793.72-1,816,192.88-1,136,807.17

Finding the Fourth Proportional to 1,210,793.72, 1,816,192.88 and 1,136,807.17

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Solution

The fourth proportional to 1,210,793.72, 1,816,192.88 and 1,136,807.17 is: 1,705,212.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,793.72 : 1,816,192.88 = 1,136,807.17 : x
  2. Step 2: Convert to fraction form
    1,210,793.72/1,816,192.88 = 1,136,807.17/x
  3. Step 3: Cross multiply
    1,210,793.72x = 1,816,192.88 × 1,136,807.17
  4. Step 4: Simplify right side
    1,210,793.72x = 2,064,661,088,520.00
  5. Step 5: Solve for x
    x = 2,064,661,088,520.00/1,210,793.72
  6. Step 6: Final answer
    x = 1,705,212.91

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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.