Home / 2,076,459.10-3,114,688.65-1,438,729.90

Finding the Fourth Proportional to 2,076,459.10, 3,114,688.65 and 1,438,729.90

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Solution

The fourth proportional to 2,076,459.10, 3,114,688.65 and 1,438,729.90 is: 2,158,094.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,459.10 : 3,114,688.65 = 1,438,729.90 : x
  2. Step 2: Convert to fraction form
    2,076,459.10/3,114,688.65 = 1,438,729.90/x
  3. Step 3: Cross multiply
    2,076,459.10x = 3,114,688.65 × 1,438,729.90
  4. Step 4: Simplify right side
    2,076,459.10x = 4,481,195,689,945.64
  5. Step 5: Solve for x
    x = 4,481,195,689,945.64/2,076,459.10
  6. Step 6: Final answer
    x = 2,158,094.85

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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.