Home / 1,063,809.90-1,467,856.79-634,130.14

Finding the Fourth Proportional to 1,063,809.90, 1,467,856.79 and 634,130.14

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Solution

The fourth proportional to 1,063,809.90, 1,467,856.79 and 634,130.14 is: 874,979.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,809.90 : 1,467,856.79 = 634,130.14 : x
  2. Step 2: Convert to fraction form
    1,063,809.90/1,467,856.79 = 634,130.14/x
  3. Step 3: Cross multiply
    1,063,809.90x = 1,467,856.79 × 634,130.14
  4. Step 4: Simplify right side
    1,063,809.90x = 930,812,231,742.65
  5. Step 5: Solve for x
    x = 930,812,231,742.65/1,063,809.90
  6. Step 6: Final answer
    x = 874,979.85

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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.