Home / 1,174,979.50-1,621,457.92-658,730.86

Finding the Fourth Proportional to 1,174,979.50, 1,621,457.92 and 658,730.86

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Solution

The fourth proportional to 1,174,979.50, 1,621,457.92 and 658,730.86 is: 909,040.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,979.50 : 1,621,457.92 = 658,730.86 : x
  2. Step 2: Convert to fraction form
    1,174,979.50/1,621,457.92 = 658,730.86/x
  3. Step 3: Cross multiply
    1,174,979.50x = 1,621,457.92 × 658,730.86
  4. Step 4: Simplify right side
    1,174,979.50x = 1,068,104,370,095.41
  5. Step 5: Solve for x
    x = 1,068,104,370,095.41/1,174,979.50
  6. Step 6: Final answer
    x = 909,040.86

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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.