Home / 1,036,716.70-1,554,969.93-278,459.67

Finding the Fourth Proportional to 1,036,716.70, 1,554,969.93 and 278,459.67

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Solution

The fourth proportional to 1,036,716.70, 1,554,969.93 and 278,459.67 is: 417,661.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,716.70 : 1,554,969.93 = 278,459.67 : x
  2. Step 2: Convert to fraction form
    1,036,716.70/1,554,969.93 = 278,459.67/x
  3. Step 3: Cross multiply
    1,036,716.70x = 1,554,969.93 × 278,459.67
  4. Step 4: Simplify right side
    1,036,716.70x = 432,996,413,567.72
  5. Step 5: Solve for x
    x = 432,996,413,567.72/1,036,716.70
  6. Step 6: Final answer
    x = 417,661.27

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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.