Home / 1,694,397.32-2,338,204.45-920,011.42

Finding the Fourth Proportional to 1,694,397.32, 2,338,204.45 and 920,011.42

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Solution

The fourth proportional to 1,694,397.32, 2,338,204.45 and 920,011.42 is: 1,269,581.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694,397.32 : 2,338,204.45 = 920,011.42 : x
  2. Step 2: Convert to fraction form
    1,694,397.32/2,338,204.45 = 920,011.42/x
  3. Step 3: Cross multiply
    1,694,397.32x = 2,338,204.45 × 920,011.42
  4. Step 4: Simplify right side
    1,694,397.32x = 2,151,174,799,840.30
  5. Step 5: Solve for x
    x = 2,151,174,799,840.30/1,694,397.32
  6. Step 6: Final answer
    x = 1,269,581.09

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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.