Home / 1,330,889.90-1,995,751.65-531,905.90

Finding the Fourth Proportional to 1,330,889.90, 1,995,751.65 and 531,905.90

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Solution

The fourth proportional to 1,330,889.90, 1,995,751.65 and 531,905.90 is: 797,625.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,889.90 : 1,995,751.65 = 531,905.90 : x
  2. Step 2: Convert to fraction form
    1,330,889.90/1,995,751.65 = 531,905.90/x
  3. Step 3: Cross multiply
    1,330,889.90x = 1,995,751.65 × 531,905.90
  4. Step 4: Simplify right side
    1,330,889.90x = 1,061,552,077,569.74
  5. Step 5: Solve for x
    x = 1,061,552,077,569.74/1,330,889.90
  6. Step 6: Final answer
    x = 797,625.77

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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.