Home / 1,580,370.29-2,180,910.95-855,218.00

Finding the Fourth Proportional to 1,580,370.29, 2,180,910.95 and 855,218.00

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Solution

The fourth proportional to 1,580,370.29, 2,180,910.95 and 855,218.00 is: 1,180,200.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,370.29 : 2,180,910.95 = 855,218.00 : x
  2. Step 2: Convert to fraction form
    1,580,370.29/2,180,910.95 = 855,218.00/x
  3. Step 3: Cross multiply
    1,580,370.29x = 2,180,910.95 × 855,218.00
  4. Step 4: Simplify right side
    1,580,370.29x = 1,865,154,285,656.46
  5. Step 5: Solve for x
    x = 1,865,154,285,656.46/1,580,370.29
  6. Step 6: Final answer
    x = 1,180,200.81

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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.