Home / 1,435,920.50-2,154,136.92-476,433.68

Finding the Fourth Proportional to 1,435,920.50, 2,154,136.92 and 476,433.68

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Solution

The fourth proportional to 1,435,920.50, 2,154,136.92 and 476,433.68 is: 714,735.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,920.50 : 2,154,136.92 = 476,433.68 : x
  2. Step 2: Convert to fraction form
    1,435,920.50/2,154,136.92 = 476,433.68/x
  3. Step 3: Cross multiply
    1,435,920.50x = 2,154,136.92 × 476,433.68
  4. Step 4: Simplify right side
    1,435,920.50x = 1,026,303,385,404.81
  5. Step 5: Solve for x
    x = 1,026,303,385,404.81/1,435,920.50
  6. Step 6: Final answer
    x = 714,735.52

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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.