Home / 1,036,726.70-1,554,984.93-278,469.67

Finding the Fourth Proportional to 1,036,726.70, 1,554,984.93 and 278,469.67

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Solution

The fourth proportional to 1,036,726.70, 1,554,984.93 and 278,469.67 is: 417,676.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,726.70 : 1,554,984.93 = 278,469.67 : x
  2. Step 2: Convert to fraction form
    1,036,726.70/1,554,984.93 = 278,469.67/x
  3. Step 3: Cross multiply
    1,036,726.70x = 1,554,984.93 × 278,469.67
  4. Step 4: Simplify right side
    1,036,726.70x = 433,016,140,312.07
  5. Step 5: Solve for x
    x = 433,016,140,312.07/1,036,726.70
  6. Step 6: Final answer
    x = 417,676.27

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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.