Home / 1,155,764.04-1,595,089.09-672,349.56

Finding the Fourth Proportional to 1,155,764.04, 1,595,089.09 and 672,349.56

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Solution

The fourth proportional to 1,155,764.04, 1,595,089.09 and 672,349.56 is: 927,920.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,764.04 : 1,595,089.09 = 672,349.56 : x
  2. Step 2: Convert to fraction form
    1,155,764.04/1,595,089.09 = 672,349.56/x
  3. Step 3: Cross multiply
    1,155,764.04x = 1,595,089.09 × 672,349.56
  4. Step 4: Simplify right side
    1,155,764.04x = 1,072,457,447,822.30
  5. Step 5: Solve for x
    x = 1,072,457,447,822.30/1,155,764.04
  6. Step 6: Final answer
    x = 927,920.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.