Home / 1,142,939.52-1,714,059.30-790,220.16

Finding the Fourth Proportional to 1,142,939.52, 1,714,059.30 and 790,220.16

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Solution

The fourth proportional to 1,142,939.52, 1,714,059.30 and 790,220.16 is: 1,185,088.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,939.52 : 1,714,059.30 = 790,220.16 : x
  2. Step 2: Convert to fraction form
    1,142,939.52/1,714,059.30 = 790,220.16/x
  3. Step 3: Cross multiply
    1,142,939.52x = 1,714,059.30 × 790,220.16
  4. Step 4: Simplify right side
    1,142,939.52x = 1,354,484,214,295.49
  5. Step 5: Solve for x
    x = 1,354,484,214,295.49/1,142,939.52
  6. Step 6: Final answer
    x = 1,185,088.27

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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.