Home / 1,169,859.30-1,753,914.15-637,980.90

Finding the Fourth Proportional to 1,169,859.30, 1,753,914.15 and 637,980.90

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Solution

The fourth proportional to 1,169,859.30, 1,753,914.15 and 637,980.90 is: 956,494.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,859.30 : 1,753,914.15 = 637,980.90 : x
  2. Step 2: Convert to fraction form
    1,169,859.30/1,753,914.15 = 637,980.90/x
  3. Step 3: Cross multiply
    1,169,859.30x = 1,753,914.15 × 637,980.90
  4. Step 4: Simplify right side
    1,169,859.30x = 1,118,963,727,939.73
  5. Step 5: Solve for x
    x = 1,118,963,727,939.73/1,169,859.30
  6. Step 6: Final answer
    x = 956,494.28

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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.