Home / 3,119,273.40-4,678,210.26-1,434,758.52

Finding the Fourth Proportional to 3,119,273.40, 4,678,210.26 and 1,434,758.52

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Solution

The fourth proportional to 3,119,273.40, 4,678,210.26 and 1,434,758.52 is: 2,151,815.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,273.40 : 4,678,210.26 = 1,434,758.52 : x
  2. Step 2: Convert to fraction form
    3,119,273.40/4,678,210.26 = 1,434,758.52/x
  3. Step 3: Cross multiply
    3,119,273.40x = 4,678,210.26 × 1,434,758.52
  4. Step 4: Simplify right side
    3,119,273.40x = 6,712,102,028,886.42
  5. Step 5: Solve for x
    x = 6,712,102,028,886.42/3,119,273.40
  6. Step 6: Final answer
    x = 2,151,815.88

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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.