Home / 1,108,390.37-1,663,208.24-602,986.68

Finding the Fourth Proportional to 1,108,390.37, 1,663,208.24 and 602,986.68

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Solution

The fourth proportional to 1,108,390.37, 1,663,208.24 and 602,986.68 is: 904,818.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,390.37 : 1,663,208.24 = 602,986.68 : x
  2. Step 2: Convert to fraction form
    1,108,390.37/1,663,208.24 = 602,986.68/x
  3. Step 3: Cross multiply
    1,108,390.37x = 1,663,208.24 × 602,986.68
  4. Step 4: Simplify right side
    1,108,390.37x = 1,002,892,411,771.31
  5. Step 5: Solve for x
    x = 1,002,892,411,771.31/1,108,390.37
  6. Step 6: Final answer
    x = 904,818.77

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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.