Home / 1,435,920.25-2,154,136.55-476,433.43

Finding the Fourth Proportional to 1,435,920.25, 2,154,136.55 and 476,433.43

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Solution

The fourth proportional to 1,435,920.25, 2,154,136.55 and 476,433.43 is: 714,735.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,920.25 : 2,154,136.55 = 476,433.43 : x
  2. Step 2: Convert to fraction form
    1,435,920.25/2,154,136.55 = 476,433.43/x
  3. Step 3: Cross multiply
    1,435,920.25x = 2,154,136.55 × 476,433.43
  4. Step 4: Simplify right side
    1,435,920.25x = 1,026,302,662,822.70
  5. Step 5: Solve for x
    x = 1,026,302,662,822.70/1,435,920.25
  6. Step 6: Final answer
    x = 714,735.14

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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.