Home / 1,000,626.15-1,501,219.82-402,007.67

Finding the Fourth Proportional to 1,000,626.15, 1,501,219.82 and 402,007.67

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Solution

The fourth proportional to 1,000,626.15, 1,501,219.82 and 402,007.67 is: 603,124.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,626.15 : 1,501,219.82 = 402,007.67 : x
  2. Step 2: Convert to fraction form
    1,000,626.15/1,501,219.82 = 402,007.67/x
  3. Step 3: Cross multiply
    1,000,626.15x = 1,501,219.82 × 402,007.67
  4. Step 4: Simplify right side
    1,000,626.15x = 603,501,875,494.94
  5. Step 5: Solve for x
    x = 603,501,875,494.94/1,000,626.15
  6. Step 6: Final answer
    x = 603,124.23

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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.