Home / 1,227,178.10-1,840,893.10-469,656.79

Finding the Fourth Proportional to 1,227,178.10, 1,840,893.10 and 469,656.79

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Solution

The fourth proportional to 1,227,178.10, 1,840,893.10 and 469,656.79 is: 704,533.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,178.10 : 1,840,893.10 = 469,656.79 : x
  2. Step 2: Convert to fraction form
    1,227,178.10/1,840,893.10 = 469,656.79/x
  3. Step 3: Cross multiply
    1,227,178.10x = 1,840,893.10 × 469,656.79
  4. Step 4: Simplify right side
    1,227,178.10x = 864,587,938,302.77
  5. Step 5: Solve for x
    x = 864,587,938,302.77/1,227,178.10
  6. Step 6: Final answer
    x = 704,533.38

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1.5x scale

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.