Home / 2,051,237.80-3,076,856.70-869,132.20

Finding the Fourth Proportional to 2,051,237.80, 3,076,856.70 and 869,132.20

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Solution

The fourth proportional to 2,051,237.80, 3,076,856.70 and 869,132.20 is: 1,303,698.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,237.80 : 3,076,856.70 = 869,132.20 : x
  2. Step 2: Convert to fraction form
    2,051,237.80/3,076,856.70 = 869,132.20/x
  3. Step 3: Cross multiply
    2,051,237.80x = 3,076,856.70 × 869,132.20
  4. Step 4: Simplify right side
    2,051,237.80x = 2,674,195,232,755.74
  5. Step 5: Solve for x
    x = 2,674,195,232,755.74/2,051,237.80
  6. Step 6: Final answer
    x = 1,303,698.30

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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.