Home / 1,023,100.09-1,411,912.15-557,979.26

Finding the Fourth Proportional to 1,023,100.09, 1,411,912.15 and 557,979.26

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Solution

The fourth proportional to 1,023,100.09, 1,411,912.15 and 557,979.26 is: 770,029.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,100.09 : 1,411,912.15 = 557,979.26 : x
  2. Step 2: Convert to fraction form
    1,023,100.09/1,411,912.15 = 557,979.26/x
  3. Step 3: Cross multiply
    1,023,100.09x = 1,411,912.15 × 557,979.26
  4. Step 4: Simplify right side
    1,023,100.09x = 787,817,688,187.50
  5. Step 5: Solve for x
    x = 787,817,688,187.50/1,023,100.09
  6. Step 6: Final answer
    x = 770,029.93

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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.