Home / 1,208,893.80-1,811,267.10-576,445.80

Finding the Fourth Proportional to 1,208,893.80, 1,811,267.10 and 576,445.80

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Solution

The fourth proportional to 1,208,893.80, 1,811,267.10 and 576,445.80 is: 863,679.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,893.80 : 1,811,267.10 = 576,445.80 : x
  2. Step 2: Convert to fraction form
    1,208,893.80/1,811,267.10 = 576,445.80/x
  3. Step 3: Cross multiply
    1,208,893.80x = 1,811,267.10 × 576,445.80
  4. Step 4: Simplify right side
    1,208,893.80x = 1,044,097,312,473.18
  5. Step 5: Solve for x
    x = 1,044,097,312,473.18/1,208,893.80
  6. Step 6: Final answer
    x = 863,679.93

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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.