Home / 1,237,545.10-1,856,319.14-338,994.59

Finding the Fourth Proportional to 1,237,545.10, 1,856,319.14 and 338,994.59

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Solution

The fourth proportional to 1,237,545.10, 1,856,319.14 and 338,994.59 is: 508,492.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,545.10 : 1,856,319.14 = 338,994.59 : x
  2. Step 2: Convert to fraction form
    1,237,545.10/1,856,319.14 = 338,994.59/x
  3. Step 3: Cross multiply
    1,237,545.10x = 1,856,319.14 × 338,994.59
  4. Step 4: Simplify right side
    1,237,545.10x = 629,282,134,796.88
  5. Step 5: Solve for x
    x = 629,282,134,796.88/1,237,545.10
  6. Step 6: Final answer
    x = 508,492.28

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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.