Home / 1,338,816.04-1,847,104.30-855,664

Finding the Fourth Proportional to 1,338,816.04, 1,847,104.30 and 855,664

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Solution

The fourth proportional to 1,338,816.04, 1,847,104.30 and 855,664 is: 1,180,521.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,816.04 : 1,847,104.30 = 855,664 : x
  2. Step 2: Convert to fraction form
    1,338,816.04/1,847,104.30 = 855,664/x
  3. Step 3: Cross multiply
    1,338,816.04x = 1,847,104.30 × 855,664
  4. Step 4: Simplify right side
    1,338,816.04x = 1,580,500,653,755.20
  5. Step 5: Solve for x
    x = 1,580,500,653,755.20/1,338,816.04
  6. Step 6: Final answer
    x = 1,180,521.15

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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.