Home / 1,938,181.60-2,910,382.80-1,465,400.80

Finding the Fourth Proportional to 1,938,181.60, 2,910,382.80 and 1,465,400.80

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Solution

The fourth proportional to 1,938,181.60, 2,910,382.80 and 1,465,400.80 is: 2,200,452.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,181.60 : 2,910,382.80 = 1,465,400.80 : x
  2. Step 2: Convert to fraction form
    1,938,181.60/2,910,382.80 = 1,465,400.80/x
  3. Step 3: Cross multiply
    1,938,181.60x = 2,910,382.80 × 1,465,400.80
  4. Step 4: Simplify right side
    1,938,181.60x = 4,264,877,283,426.24
  5. Step 5: Solve for x
    x = 4,264,877,283,426.24/1,938,181.60
  6. Step 6: Final answer
    x = 2,200,452.88

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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.