Home / 1,478,939.34-2,040,937.65-799,875.84

Finding the Fourth Proportional to 1,478,939.34, 2,040,937.65 and 799,875.84

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Solution

The fourth proportional to 1,478,939.34, 2,040,937.65 and 799,875.84 is: 1,103,829.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,939.34 : 2,040,937.65 = 799,875.84 : x
  2. Step 2: Convert to fraction form
    1,478,939.34/2,040,937.65 = 799,875.84/x
  3. Step 3: Cross multiply
    1,478,939.34x = 2,040,937.65 × 799,875.84
  4. Step 4: Simplify right side
    1,478,939.34x = 1,632,496,717,181.38
  5. Step 5: Solve for x
    x = 1,632,496,717,181.38/1,478,939.34
  6. Step 6: Final answer
    x = 1,103,829.40

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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.