Home / 2,051,215.80-3,076,823.70-869,110.20

Finding the Fourth Proportional to 2,051,215.80, 3,076,823.70 and 869,110.20

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Solution

The fourth proportional to 2,051,215.80, 3,076,823.70 and 869,110.20 is: 1,303,665.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,215.80 : 3,076,823.70 = 869,110.20 : x
  2. Step 2: Convert to fraction form
    2,051,215.80/3,076,823.70 = 869,110.20/x
  3. Step 3: Cross multiply
    2,051,215.80x = 3,076,823.70 × 869,110.20
  4. Step 4: Simplify right side
    2,051,215.80x = 2,674,098,861,271.74
  5. Step 5: Solve for x
    x = 2,674,098,861,271.74/2,051,215.80
  6. Step 6: Final answer
    x = 1,303,665.30

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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.