Home / 2,076,444.10-3,114,666.15-1,275,127.30

Finding the Fourth Proportional to 2,076,444.10, 3,114,666.15 and 1,275,127.30

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Solution

The fourth proportional to 2,076,444.10, 3,114,666.15 and 1,275,127.30 is: 1,912,690.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,444.10 : 3,114,666.15 = 1,275,127.30 : x
  2. Step 2: Convert to fraction form
    2,076,444.10/3,114,666.15 = 1,275,127.30/x
  3. Step 3: Cross multiply
    2,076,444.10x = 3,114,666.15 × 1,275,127.30
  4. Step 4: Simplify right side
    2,076,444.10x = 3,971,595,838,250.90
  5. Step 5: Solve for x
    x = 3,971,595,838,250.90/2,076,444.10
  6. Step 6: Final answer
    x = 1,912,690.95

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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.