Home / 1,328,737.67-1,833,657.50-725,125.67

Finding the Fourth Proportional to 1,328,737.67, 1,833,657.50 and 725,125.67

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Solution

The fourth proportional to 1,328,737.67, 1,833,657.50 and 725,125.67 is: 1,000,673.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,737.67 : 1,833,657.50 = 725,125.67 : x
  2. Step 2: Convert to fraction form
    1,328,737.67/1,833,657.50 = 725,125.67/x
  3. Step 3: Cross multiply
    1,328,737.67x = 1,833,657.50 × 725,125.67
  4. Step 4: Simplify right side
    1,328,737.67x = 1,329,632,118,679.94
  5. Step 5: Solve for x
    x = 1,329,632,118,679.94/1,328,737.67
  6. Step 6: Final answer
    x = 1,000,673.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.