Home / 1,429,751.77-2,144,990.94-405,080.93

Finding the Fourth Proportional to 1,429,751.77, 2,144,990.94 and 405,080.93

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Solution

The fourth proportional to 1,429,751.77, 2,144,990.94 and 405,080.93 is: 607,724.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,751.77 : 2,144,990.94 = 405,080.93 : x
  2. Step 2: Convert to fraction form
    1,429,751.77/2,144,990.94 = 405,080.93/x
  3. Step 3: Cross multiply
    1,429,751.77x = 2,144,990.94 × 405,080.93
  4. Step 4: Simplify right side
    1,429,751.77x = 868,894,912,066.42
  5. Step 5: Solve for x
    x = 868,894,912,066.42/1,429,751.77
  6. Step 6: Final answer
    x = 607,724.32

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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.