Home / 2,076,420.60-3,115,214.10-1,011,497.40

Finding the Fourth Proportional to 2,076,420.60, 3,115,214.10 and 1,011,497.40

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Solution

The fourth proportional to 2,076,420.60, 3,115,214.10 and 1,011,497.40 is: 1,517,530.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,420.60 : 3,115,214.10 = 1,011,497.40 : x
  2. Step 2: Convert to fraction form
    2,076,420.60/3,115,214.10 = 1,011,497.40/x
  3. Step 3: Cross multiply
    2,076,420.60x = 3,115,214.10 × 1,011,497.40
  4. Step 4: Simplify right side
    2,076,420.60x = 3,151,030,962,593.34
  5. Step 5: Solve for x
    x = 3,151,030,962,593.34/2,076,420.60
  6. Step 6: Final answer
    x = 1,517,530.20

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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.