Home / 2,540,709.36-3,808,164.96-1,023,421.32

Finding the Fourth Proportional to 2,540,709.36, 3,808,164.96 and 1,023,421.32

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Solution

The fourth proportional to 2,540,709.36, 3,808,164.96 and 1,023,421.32 is: 1,533,964.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,540,709.36 : 3,808,164.96 = 1,023,421.32 : x
  2. Step 2: Convert to fraction form
    2,540,709.36/3,808,164.96 = 1,023,421.32/x
  3. Step 3: Cross multiply
    2,540,709.36x = 3,808,164.96 × 1,023,421.32
  4. Step 4: Simplify right side
    2,540,709.36x = 3,897,357,210,140.95
  5. Step 5: Solve for x
    x = 3,897,357,210,140.95/2,540,709.36
  6. Step 6: Final answer
    x = 1,533,964.20

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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.