Home / 899,784.92-1,240,898.48-746,580.12

Finding the Fourth Proportional to 899,784.92, 1,240,898.48 and 746,580.12

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Solution

The fourth proportional to 899,784.92, 1,240,898.48 and 746,580.12 is: 1,029,612.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,784.92 : 1,240,898.48 = 746,580.12 : x
  2. Step 2: Convert to fraction form
    899,784.92/1,240,898.48 = 746,580.12/x
  3. Step 3: Cross multiply
    899,784.92x = 1,240,898.48 × 746,580.12
  4. Step 4: Simplify right side
    899,784.92x = 926,430,136,106.22
  5. Step 5: Solve for x
    x = 926,430,136,106.22/899,784.92
  6. Step 6: Final answer
    x = 1,029,612.87

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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.