Home / 2,077,269.20-3,115,903.80-1,298,502.80

Finding the Fourth Proportional to 2,077,269.20, 3,115,903.80 and 1,298,502.80

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Solution

The fourth proportional to 2,077,269.20, 3,115,903.80 and 1,298,502.80 is: 1,947,754.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,269.20 : 3,115,903.80 = 1,298,502.80 : x
  2. Step 2: Convert to fraction form
    2,077,269.20/3,115,903.80 = 1,298,502.80/x
  3. Step 3: Cross multiply
    2,077,269.20x = 3,115,903.80 × 1,298,502.80
  4. Step 4: Simplify right side
    2,077,269.20x = 4,046,009,808,830.64
  5. Step 5: Solve for x
    x = 4,046,009,808,830.64/2,077,269.20
  6. Step 6: Final answer
    x = 1,947,754.20

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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.