Home / 1,029,890.72-1,421,179.79-594,326.18

Finding the Fourth Proportional to 1,029,890.72, 1,421,179.79 and 594,326.18

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Solution

The fourth proportional to 1,029,890.72, 1,421,179.79 and 594,326.18 is: 820,130.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,890.72 : 1,421,179.79 = 594,326.18 : x
  2. Step 2: Convert to fraction form
    1,029,890.72/1,421,179.79 = 594,326.18/x
  3. Step 3: Cross multiply
    1,029,890.72x = 1,421,179.79 × 594,326.18
  4. Step 4: Simplify right side
    1,029,890.72x = 844,644,356,265.22
  5. Step 5: Solve for x
    x = 844,644,356,265.22/1,029,890.72
  6. Step 6: Final answer
    x = 820,130.08

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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.