Home / 1,937,892.40-2,907,875.40-816,074.80

Finding the Fourth Proportional to 1,937,892.40, 2,907,875.40 and 816,074.80

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Solution

The fourth proportional to 1,937,892.40, 2,907,875.40 and 816,074.80 is: 1,224,548.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937,892.40 : 2,907,875.40 = 816,074.80 : x
  2. Step 2: Convert to fraction form
    1,937,892.40/2,907,875.40 = 816,074.80/x
  3. Step 3: Cross multiply
    1,937,892.40x = 2,907,875.40 × 816,074.80
  4. Step 4: Simplify right side
    1,937,892.40x = 2,373,043,835,479.92
  5. Step 5: Solve for x
    x = 2,373,043,835,479.92/1,937,892.40
  6. Step 6: Final answer
    x = 1,224,548.81

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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.