Home / 1,001,162.43-1,501,742.70-402,123.69

Finding the Fourth Proportional to 1,001,162.43, 1,501,742.70 and 402,123.69

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Solution

The fourth proportional to 1,001,162.43, 1,501,742.70 and 402,123.69 is: 603,185.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,162.43 : 1,501,742.70 = 402,123.69 : x
  2. Step 2: Convert to fraction form
    1,001,162.43/1,501,742.70 = 402,123.69/x
  3. Step 3: Cross multiply
    1,001,162.43x = 1,501,742.70 × 402,123.69
  4. Step 4: Simplify right side
    1,001,162.43x = 603,886,315,954.56
  5. Step 5: Solve for x
    x = 603,886,315,954.56/1,001,162.43
  6. Step 6: Final answer
    x = 603,185.16

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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.