Home / 1,113,175.90-1,669,666.65-365,221.90

Finding the Fourth Proportional to 1,113,175.90, 1,669,666.65 and 365,221.90

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Solution

The fourth proportional to 1,113,175.90, 1,669,666.65 and 365,221.90 is: 547,800.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,175.90 : 1,669,666.65 = 365,221.90 : x
  2. Step 2: Convert to fraction form
    1,113,175.90/1,669,666.65 = 365,221.90/x
  3. Step 3: Cross multiply
    1,113,175.90x = 1,669,666.65 × 365,221.90
  4. Step 4: Simplify right side
    1,113,175.90x = 609,798,826,279.64
  5. Step 5: Solve for x
    x = 609,798,826,279.64/1,113,175.90
  6. Step 6: Final answer
    x = 547,800.96

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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.