Home / 1,167,009.48-1,749,814.32-535,131.72

Finding the Fourth Proportional to 1,167,009.48, 1,749,814.32 and 535,131.72

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Solution

The fourth proportional to 1,167,009.48, 1,749,814.32 and 535,131.72 is: 802,376.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,009.48 : 1,749,814.32 = 535,131.72 : x
  2. Step 2: Convert to fraction form
    1,167,009.48/1,749,814.32 = 535,131.72/x
  3. Step 3: Cross multiply
    1,167,009.48x = 1,749,814.32 × 535,131.72
  4. Step 4: Simplify right side
    1,167,009.48x = 936,381,146,742.23
  5. Step 5: Solve for x
    x = 936,381,146,742.23/1,167,009.48
  6. Step 6: Final answer
    x = 802,376.64

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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.