Home / 1,413,172.68-2,119,440.53-402,272.22

Finding the Fourth Proportional to 1,413,172.68, 2,119,440.53 and 402,272.22

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Solution

The fourth proportional to 1,413,172.68, 2,119,440.53 and 402,272.22 is: 603,317.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,172.68 : 2,119,440.53 = 402,272.22 : x
  2. Step 2: Convert to fraction form
    1,413,172.68/2,119,440.53 = 402,272.22/x
  3. Step 3: Cross multiply
    1,413,172.68x = 2,119,440.53 × 402,272.22
  4. Step 4: Simplify right side
    1,413,172.68x = 852,592,056,114.66
  5. Step 5: Solve for x
    x = 852,592,056,114.66/1,413,172.68
  6. Step 6: Final answer
    x = 603,317.68

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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.