Home / 1,637,147.50-2,242,902.90-1,575,785.24

Finding the Fourth Proportional to 1,637,147.50, 2,242,902.90 and 1,575,785.24

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Solution

The fourth proportional to 1,637,147.50, 2,242,902.90 and 1,575,785.24 is: 2,158,836.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,147.50 : 2,242,902.90 = 1,575,785.24 : x
  2. Step 2: Convert to fraction form
    1,637,147.50/2,242,902.90 = 1,575,785.24/x
  3. Step 3: Cross multiply
    1,637,147.50x = 2,242,902.90 × 1,575,785.24
  4. Step 4: Simplify right side
    1,637,147.50x = 3,534,333,284,573.20
  5. Step 5: Solve for x
    x = 3,534,333,284,573.20/1,637,147.50
  6. Step 6: Final answer
    x = 2,158,836.20

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.