Home / 1,113,663.45-1,670,676.11-344,981.65

Finding the Fourth Proportional to 1,113,663.45, 1,670,676.11 and 344,981.65

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Solution

The fourth proportional to 1,113,663.45, 1,670,676.11 and 344,981.65 is: 517,528.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,663.45 : 1,670,676.11 = 344,981.65 : x
  2. Step 2: Convert to fraction form
    1,113,663.45/1,670,676.11 = 344,981.65/x
  3. Step 3: Cross multiply
    1,113,663.45x = 1,670,676.11 × 344,981.65
  4. Step 4: Simplify right side
    1,113,663.45x = 576,352,601,043.38
  5. Step 5: Solve for x
    x = 576,352,601,043.38/1,113,663.45
  6. Step 6: Final answer
    x = 517,528.52

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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.