Home / 1,350,210.56-2,026,312.76-640,241.11

Finding the Fourth Proportional to 1,350,210.56, 2,026,312.76 and 640,241.11

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Solution

The fourth proportional to 1,350,210.56, 2,026,312.76 and 640,241.11 is: 960,834.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350,210.56 : 2,026,312.76 = 640,241.11 : x
  2. Step 2: Convert to fraction form
    1,350,210.56/2,026,312.76 = 640,241.11/x
  3. Step 3: Cross multiply
    1,350,210.56x = 2,026,312.76 × 640,241.11
  4. Step 4: Simplify right side
    1,350,210.56x = 1,297,328,722,402.58
  5. Step 5: Solve for x
    x = 1,297,328,722,402.58/1,350,210.56
  6. Step 6: Final answer
    x = 960,834.38

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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.