Home / 1,125,004.92-1,688,044.56-525,879.04

Finding the Fourth Proportional to 1,125,004.92, 1,688,044.56 and 525,879.04

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Solution

The fourth proportional to 1,125,004.92, 1,688,044.56 and 525,879.04 is: 789,069.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,004.92 : 1,688,044.56 = 525,879.04 : x
  2. Step 2: Convert to fraction form
    1,125,004.92/1,688,044.56 = 525,879.04/x
  3. Step 3: Cross multiply
    1,125,004.92x = 1,688,044.56 × 525,879.04
  4. Step 4: Simplify right side
    1,125,004.92x = 887,707,252,690.02
  5. Step 5: Solve for x
    x = 887,707,252,690.02/1,125,004.92
  6. Step 6: Final answer
    x = 789,069.66

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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.