Home / 1,100,297.04-1,650,305.43-425,916.96

Finding the Fourth Proportional to 1,100,297.04, 1,650,305.43 and 425,916.96

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Solution

The fourth proportional to 1,100,297.04, 1,650,305.43 and 425,916.96 is: 638,821.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,297.04 : 1,650,305.43 = 425,916.96 : x
  2. Step 2: Convert to fraction form
    1,100,297.04/1,650,305.43 = 425,916.96/x
  3. Step 3: Cross multiply
    1,100,297.04x = 1,650,305.43 × 425,916.96
  4. Step 4: Simplify right side
    1,100,297.04x = 702,893,071,817.09
  5. Step 5: Solve for x
    x = 702,893,071,817.09/1,100,297.04
  6. Step 6: Final answer
    x = 638,821.20

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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.