Home / 1,001,493.72-1,502,486.82-291,527.91

Finding the Fourth Proportional to 1,001,493.72, 1,502,486.82 and 291,527.91

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Solution

The fourth proportional to 1,001,493.72, 1,502,486.82 and 291,527.91 is: 437,363.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,493.72 : 1,502,486.82 = 291,527.91 : x
  2. Step 2: Convert to fraction form
    1,001,493.72/1,502,486.82 = 291,527.91/x
  3. Step 3: Cross multiply
    1,001,493.72x = 1,502,486.82 × 291,527.91
  4. Step 4: Simplify right side
    1,001,493.72x = 438,016,842,437.15
  5. Step 5: Solve for x
    x = 438,016,842,437.15/1,001,493.72
  6. Step 6: Final answer
    x = 437,363.54

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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.