Home / 2,076,612.10-3,115,501.35-1,011,688.90

Finding the Fourth Proportional to 2,076,612.10, 3,115,501.35 and 1,011,688.90

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Solution

The fourth proportional to 2,076,612.10, 3,115,501.35 and 1,011,688.90 is: 1,517,817.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,612.10 : 3,115,501.35 = 1,011,688.90 : x
  2. Step 2: Convert to fraction form
    2,076,612.10/3,115,501.35 = 1,011,688.90/x
  3. Step 3: Cross multiply
    2,076,612.10x = 3,115,501.35 × 1,011,688.90
  4. Step 4: Simplify right side
    2,076,612.10x = 3,151,918,133,730.02
  5. Step 5: Solve for x
    x = 3,151,918,133,730.02/2,076,612.10
  6. Step 6: Final answer
    x = 1,517,817.47

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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.