Home / 1,685,426.74-2,527,943.19-674,507.86

Finding the Fourth Proportional to 1,685,426.74, 2,527,943.19 and 674,507.86

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Solution

The fourth proportional to 1,685,426.74, 2,527,943.19 and 674,507.86 is: 1,011,682.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,426.74 : 2,527,943.19 = 674,507.86 : x
  2. Step 2: Convert to fraction form
    1,685,426.74/2,527,943.19 = 674,507.86/x
  3. Step 3: Cross multiply
    1,685,426.74x = 2,527,943.19 × 674,507.86
  4. Step 4: Simplify right side
    1,685,426.74x = 1,705,117,551,288.47
  5. Step 5: Solve for x
    x = 1,705,117,551,288.47/1,685,426.74
  6. Step 6: Final answer
    x = 1,011,682.98

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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.