Home / 1,412,071.92-2,118,089.66-347,123.21

Finding the Fourth Proportional to 1,412,071.92, 2,118,089.66 and 347,123.21

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Solution

The fourth proportional to 1,412,071.92, 2,118,089.66 and 347,123.21 is: 520,680.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,071.92 : 2,118,089.66 = 347,123.21 : x
  2. Step 2: Convert to fraction form
    1,412,071.92/2,118,089.66 = 347,123.21/x
  3. Step 3: Cross multiply
    1,412,071.92x = 2,118,089.66 × 347,123.21
  4. Step 4: Simplify right side
    1,412,071.92x = 735,238,069,520.94
  5. Step 5: Solve for x
    x = 735,238,069,520.94/1,412,071.92
  6. Step 6: Final answer
    x = 520,680.33

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1.5x scale

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.