Home / 2,140,182.41-3,210,605.78-720,127.73

Finding the Fourth Proportional to 2,140,182.41, 3,210,605.78 and 720,127.73

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Solution

The fourth proportional to 2,140,182.41, 3,210,605.78 and 720,127.73 is: 1,080,303.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,182.41 : 3,210,605.78 = 720,127.73 : x
  2. Step 2: Convert to fraction form
    2,140,182.41/3,210,605.78 = 720,127.73/x
  3. Step 3: Cross multiply
    2,140,182.41x = 3,210,605.78 × 720,127.73
  4. Step 4: Simplify right side
    2,140,182.41x = 2,312,046,256,702.16
  5. Step 5: Solve for x
    x = 2,312,046,256,702.16/2,140,182.41
  6. Step 6: Final answer
    x = 1,080,303.37

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1.5x scale

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.