Home / 2,111,792.40-3,167,688.60-514,342.80

Finding the Fourth Proportional to 2,111,792.40, 3,167,688.60 and 514,342.80

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Solution

The fourth proportional to 2,111,792.40, 3,167,688.60 and 514,342.80 is: 771,514.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,111,792.40 : 3,167,688.60 = 514,342.80 : x
  2. Step 2: Convert to fraction form
    2,111,792.40/3,167,688.60 = 514,342.80/x
  3. Step 3: Cross multiply
    2,111,792.40x = 3,167,688.60 × 514,342.80
  4. Step 4: Simplify right side
    2,111,792.40x = 1,629,277,824,052.08
  5. Step 5: Solve for x
    x = 1,629,277,824,052.08/2,111,792.40
  6. Step 6: Final answer
    x = 771,514.20

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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.