Home / 1,856,463.09-2,784,697.20-508,637.40

Finding the Fourth Proportional to 1,856,463.09, 2,784,697.20 and 508,637.40

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Solution

The fourth proportional to 1,856,463.09, 2,784,697.20 and 508,637.40 is: 762,956.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,463.09 : 2,784,697.20 = 508,637.40 : x
  2. Step 2: Convert to fraction form
    1,856,463.09/2,784,697.20 = 508,637.40/x
  3. Step 3: Cross multiply
    1,856,463.09x = 2,784,697.20 × 508,637.40
  4. Step 4: Simplify right side
    1,856,463.09x = 1,416,401,143,595.28
  5. Step 5: Solve for x
    x = 1,416,401,143,595.28/1,856,463.09
  6. Step 6: Final answer
    x = 762,956.80

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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.