Home / 1,334,183.67-2,001,330.90-387,554.40

Finding the Fourth Proportional to 1,334,183.67, 2,001,330.90 and 387,554.40

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Solution

The fourth proportional to 1,334,183.67, 2,001,330.90 and 387,554.40 is: 581,347.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,183.67 : 2,001,330.90 = 387,554.40 : x
  2. Step 2: Convert to fraction form
    1,334,183.67/2,001,330.90 = 387,554.40/x
  3. Step 3: Cross multiply
    1,334,183.67x = 2,001,330.90 × 387,554.40
  4. Step 4: Simplify right side
    1,334,183.67x = 775,624,596,150.96
  5. Step 5: Solve for x
    x = 775,624,596,150.96/1,334,183.67
  6. Step 6: Final answer
    x = 581,347.69

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Double scale
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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.