Home / 3,258,021.47-4,496,000.91-1,807,685.69

Finding the Fourth Proportional to 3,258,021.47, 4,496,000.91 and 1,807,685.69

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Solution

The fourth proportional to 3,258,021.47, 4,496,000.91 and 1,807,685.69 is: 2,494,568.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258,021.47 : 4,496,000.91 = 1,807,685.69 : x
  2. Step 2: Convert to fraction form
    3,258,021.47/4,496,000.91 = 1,807,685.69/x
  3. Step 3: Cross multiply
    3,258,021.47x = 4,496,000.91 × 1,807,685.69
  4. Step 4: Simplify right side
    3,258,021.47x = 8,127,356,484,753.97
  5. Step 5: Solve for x
    x = 8,127,356,484,753.97/3,258,021.47
  6. Step 6: Final answer
    x = 2,494,568.12

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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.