Home / 1,300,552.77-1,951,016.05-402,064.59

Finding the Fourth Proportional to 1,300,552.77, 1,951,016.05 and 402,064.59

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Solution

The fourth proportional to 1,300,552.77, 1,951,016.05 and 402,064.59 is: 603,154.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,552.77 : 1,951,016.05 = 402,064.59 : x
  2. Step 2: Convert to fraction form
    1,300,552.77/1,951,016.05 = 402,064.59/x
  3. Step 3: Cross multiply
    1,300,552.77x = 1,951,016.05 × 402,064.59
  4. Step 4: Simplify right side
    1,300,552.77x = 784,434,476,045.56
  5. Step 5: Solve for x
    x = 784,434,476,045.56/1,300,552.77
  6. Step 6: Final answer
    x = 603,154.67

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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.