Home / 1,288,703.58-1,932,314.63-531,068.10

Finding the Fourth Proportional to 1,288,703.58, 1,932,314.63 and 531,068.10

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Solution

The fourth proportional to 1,288,703.58, 1,932,314.63 and 531,068.10 is: 796,296.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,288,703.58 : 1,932,314.63 = 531,068.10 : x
  2. Step 2: Convert to fraction form
    1,288,703.58/1,932,314.63 = 531,068.10/x
  3. Step 3: Cross multiply
    1,288,703.58x = 1,932,314.63 × 531,068.10
  4. Step 4: Simplify right side
    1,288,703.58x = 1,026,190,656,500.96
  5. Step 5: Solve for x
    x = 1,026,190,656,500.96/1,288,703.58
  6. Step 6: Final answer
    x = 796,296.89

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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.