Home / 1,877,018.40-2,816,110.80-739,924.20

Finding the Fourth Proportional to 1,877,018.40, 2,816,110.80 and 739,924.20

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Solution

The fourth proportional to 1,877,018.40, 2,816,110.80 and 739,924.20 is: 1,110,116.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,877,018.40 : 2,816,110.80 = 739,924.20 : x
  2. Step 2: Convert to fraction form
    1,877,018.40/2,816,110.80 = 739,924.20/x
  3. Step 3: Cross multiply
    1,877,018.40x = 2,816,110.80 × 739,924.20
  4. Step 4: Simplify right side
    1,877,018.40x = 2,083,708,530,801.36
  5. Step 5: Solve for x
    x = 2,083,708,530,801.36/1,877,018.40
  6. Step 6: Final answer
    x = 1,110,116.20

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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.