Home / 1,622,412.23-2,433,432.45-424,450.18

Finding the Fourth Proportional to 1,622,412.23, 2,433,432.45 and 424,450.18

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Solution

The fourth proportional to 1,622,412.23, 2,433,432.45 and 424,450.18 is: 636,626.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,412.23 : 2,433,432.45 = 424,450.18 : x
  2. Step 2: Convert to fraction form
    1,622,412.23/2,433,432.45 = 424,450.18/x
  3. Step 3: Cross multiply
    1,622,412.23x = 2,433,432.45 × 424,450.18
  4. Step 4: Simplify right side
    1,622,412.23x = 1,032,870,831,172.00
  5. Step 5: Solve for x
    x = 1,032,870,831,172.00/1,622,412.23
  6. Step 6: Final answer
    x = 636,626.63

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1.5x scale

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.