Home / 1,130,134.83-1,695,015.95-371,986.17

Finding the Fourth Proportional to 1,130,134.83, 1,695,015.95 and 371,986.17

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Solution

The fourth proportional to 1,130,134.83, 1,695,015.95 and 371,986.17 is: 557,917.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,134.83 : 1,695,015.95 = 371,986.17 : x
  2. Step 2: Convert to fraction form
    1,130,134.83/1,695,015.95 = 371,986.17/x
  3. Step 3: Cross multiply
    1,130,134.83x = 1,695,015.95 × 371,986.17
  4. Step 4: Simplify right side
    1,130,134.83x = 630,522,489,469.48
  5. Step 5: Solve for x
    x = 630,522,489,469.48/1,130,134.83
  6. Step 6: Final answer
    x = 557,917.93

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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.