Home / 1,783,412.66-2,675,160.06-435,586.46

Finding the Fourth Proportional to 1,783,412.66, 2,675,160.06 and 435,586.46

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Solution

The fourth proportional to 1,783,412.66, 2,675,160.06 and 435,586.46 is: 653,389.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,412.66 : 2,675,160.06 = 435,586.46 : x
  2. Step 2: Convert to fraction form
    1,783,412.66/2,675,160.06 = 435,586.46/x
  3. Step 3: Cross multiply
    1,783,412.66x = 2,675,160.06 × 435,586.46
  4. Step 4: Simplify right side
    1,783,412.66x = 1,165,263,500,468.79
  5. Step 5: Solve for x
    x = 1,165,263,500,468.79/1,783,412.66
  6. Step 6: Final answer
    x = 653,389.72

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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.