Home / 2,688,273.10-4,032,409.65-1,836,714.70

Finding the Fourth Proportional to 2,688,273.10, 4,032,409.65 and 1,836,714.70

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Solution

The fourth proportional to 2,688,273.10, 4,032,409.65 and 1,836,714.70 is: 2,755,072.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,273.10 : 4,032,409.65 = 1,836,714.70 : x
  2. Step 2: Convert to fraction form
    2,688,273.10/4,032,409.65 = 1,836,714.70/x
  3. Step 3: Cross multiply
    2,688,273.10x = 4,032,409.65 × 1,836,714.70
  4. Step 4: Simplify right side
    2,688,273.10x = 7,406,386,080,576.86
  5. Step 5: Solve for x
    x = 7,406,386,080,576.86/2,688,273.10
  6. Step 6: Final answer
    x = 2,755,072.05

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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.