Home / 1,816,124.80-2,723,150.40-749,905.60

Finding the Fourth Proportional to 1,816,124.80, 2,723,150.40 and 749,905.60

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Solution

The fourth proportional to 1,816,124.80, 2,723,150.40 and 749,905.60 is: 1,124,430.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,124.80 : 2,723,150.40 = 749,905.60 : x
  2. Step 2: Convert to fraction form
    1,816,124.80/2,723,150.40 = 749,905.60/x
  3. Step 3: Cross multiply
    1,816,124.80x = 2,723,150.40 × 749,905.60
  4. Step 4: Simplify right side
    1,816,124.80x = 2,042,105,734,602.24
  5. Step 5: Solve for x
    x = 2,042,105,734,602.24/1,816,124.80
  6. Step 6: Final answer
    x = 1,124,430.29

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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.