Home / 1,299,720.13-1,950,041.89-579,996.35

Finding the Fourth Proportional to 1,299,720.13, 1,950,041.89 and 579,996.35

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Solution

The fourth proportional to 1,299,720.13, 1,950,041.89 and 579,996.35 is: 870,200.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,720.13 : 1,950,041.89 = 579,996.35 : x
  2. Step 2: Convert to fraction form
    1,299,720.13/1,950,041.89 = 579,996.35/x
  3. Step 3: Cross multiply
    1,299,720.13x = 1,950,041.89 × 579,996.35
  4. Step 4: Simplify right side
    1,299,720.13x = 1,131,017,176,834.54
  5. Step 5: Solve for x
    x = 1,131,017,176,834.54/1,299,720.13
  6. Step 6: Final answer
    x = 870,200.56

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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.