Home / 5,703,338.72-8,555,008.08-1,916,821.60

Finding the Fourth Proportional to 5,703,338.72, 8,555,008.08 and 1,916,821.60

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Solution

The fourth proportional to 5,703,338.72, 8,555,008.08 and 1,916,821.60 is: 2,875,232.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,703,338.72 : 8,555,008.08 = 1,916,821.60 : x
  2. Step 2: Convert to fraction form
    5,703,338.72/8,555,008.08 = 1,916,821.60/x
  3. Step 3: Cross multiply
    5,703,338.72x = 8,555,008.08 × 1,916,821.60
  4. Step 4: Simplify right side
    5,703,338.72x = 16,398,424,275,918.53
  5. Step 5: Solve for x
    x = 16,398,424,275,918.53/5,703,338.72
  6. Step 6: Final answer
    x = 2,875,232.40

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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.