Home / 1,405,827.95-2,108,814.13-395,028.72

Finding the Fourth Proportional to 1,405,827.95, 2,108,814.13 and 395,028.72

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Solution

The fourth proportional to 1,405,827.95, 2,108,814.13 and 395,028.72 is: 592,563.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,827.95 : 2,108,814.13 = 395,028.72 : x
  2. Step 2: Convert to fraction form
    1,405,827.95/2,108,814.13 = 395,028.72/x
  3. Step 3: Cross multiply
    1,405,827.95x = 2,108,814.13 × 395,028.72
  4. Step 4: Simplify right side
    1,405,827.95x = 833,042,146,985.60
  5. Step 5: Solve for x
    x = 833,042,146,985.60/1,405,827.95
  6. Step 6: Final answer
    x = 592,563.37

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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.