Home / 2,780,585.10-4,170,877.65-1,183,200.30

Finding the Fourth Proportional to 2,780,585.10, 4,170,877.65 and 1,183,200.30

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Solution

The fourth proportional to 2,780,585.10, 4,170,877.65 and 1,183,200.30 is: 1,774,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,780,585.10 : 4,170,877.65 = 1,183,200.30 : x
  2. Step 2: Convert to fraction form
    2,780,585.10/4,170,877.65 = 1,183,200.30/x
  3. Step 3: Cross multiply
    2,780,585.10x = 4,170,877.65 × 1,183,200.30
  4. Step 4: Simplify right side
    2,780,585.10x = 4,934,983,686,743.30
  5. Step 5: Solve for x
    x = 4,934,983,686,743.30/2,780,585.10
  6. Step 6: Final answer
    x = 1,774,800.45

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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.