Home / 1,208,582.30-1,810,905.15-889,717.70

Finding the Fourth Proportional to 1,208,582.30, 1,810,905.15 and 889,717.70

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Solution

The fourth proportional to 1,208,582.30, 1,810,905.15 and 889,717.70 is: 1,333,127.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,582.30 : 1,810,905.15 = 889,717.70 : x
  2. Step 2: Convert to fraction form
    1,208,582.30/1,810,905.15 = 889,717.70/x
  3. Step 3: Cross multiply
    1,208,582.30x = 1,810,905.15 × 889,717.70
  4. Step 4: Simplify right side
    1,208,582.30x = 1,611,194,364,976.15
  5. Step 5: Solve for x
    x = 1,611,194,364,976.15/1,208,582.30
  6. Step 6: Final answer
    x = 1,333,127.55

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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.