Home / 1,115,924.80-1,539,958.08-606,640

Finding the Fourth Proportional to 1,115,924.80, 1,539,958.08 and 606,640

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Solution

The fourth proportional to 1,115,924.80, 1,539,958.08 and 606,640 is: 837,153.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,924.80 : 1,539,958.08 = 606,640 : x
  2. Step 2: Convert to fraction form
    1,115,924.80/1,539,958.08 = 606,640/x
  3. Step 3: Cross multiply
    1,115,924.80x = 1,539,958.08 × 606,640
  4. Step 4: Simplify right side
    1,115,924.80x = 934,200,169,651.20
  5. Step 5: Solve for x
    x = 934,200,169,651.20/1,115,924.80
  6. Step 6: Final answer
    x = 837,153.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.