Home / 1,502,114.70-2,072,919.15-823,051.02

Finding the Fourth Proportional to 1,502,114.70, 2,072,919.15 and 823,051.02

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Solution

The fourth proportional to 1,502,114.70, 2,072,919.15 and 823,051.02 is: 1,135,810.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,114.70 : 2,072,919.15 = 823,051.02 : x
  2. Step 2: Convert to fraction form
    1,502,114.70/2,072,919.15 = 823,051.02/x
  3. Step 3: Cross multiply
    1,502,114.70x = 2,072,919.15 × 823,051.02
  4. Step 4: Simplify right side
    1,502,114.70x = 1,706,118,220,785.03
  5. Step 5: Solve for x
    x = 1,706,118,220,785.03/1,502,114.70
  6. Step 6: Final answer
    x = 1,135,810.88

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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.