Home / 1,001,856.79-1,502,801.61-291,923.83

Finding the Fourth Proportional to 1,001,856.79, 1,502,801.61 and 291,923.83

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Solution

The fourth proportional to 1,001,856.79, 1,502,801.61 and 291,923.83 is: 437,890.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,856.79 : 1,502,801.61 = 291,923.83 : x
  2. Step 2: Convert to fraction form
    1,001,856.79/1,502,801.61 = 291,923.83/x
  3. Step 3: Cross multiply
    1,001,856.79x = 1,502,801.61 × 291,923.83
  4. Step 4: Simplify right side
    1,001,856.79x = 438,703,601,721.37
  5. Step 5: Solve for x
    x = 438,703,601,721.37/1,001,856.79
  6. Step 6: Final answer
    x = 437,890.53

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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.