Home / 1,818,784.80-2,726,427.60-1,413,752.40

Finding the Fourth Proportional to 1,818,784.80, 2,726,427.60 and 1,413,752.40

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Solution

The fourth proportional to 1,818,784.80, 2,726,427.60 and 1,413,752.40 is: 2,119,268.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,818,784.80 : 2,726,427.60 = 1,413,752.40 : x
  2. Step 2: Convert to fraction form
    1,818,784.80/2,726,427.60 = 1,413,752.40/x
  3. Step 3: Cross multiply
    1,818,784.80x = 2,726,427.60 × 1,413,752.40
  4. Step 4: Simplify right side
    1,818,784.80x = 3,854,493,562,926.24
  5. Step 5: Solve for x
    x = 3,854,493,562,926.24/1,818,784.80
  6. Step 6: Final answer
    x = 2,119,268.63

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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.