Home / 1,537,521.80-2,306,562.15-769,420.67

Finding the Fourth Proportional to 1,537,521.80, 2,306,562.15 and 769,420.67

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Solution

The fourth proportional to 1,537,521.80, 2,306,562.15 and 769,420.67 is: 1,154,270.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,521.80 : 2,306,562.15 = 769,420.67 : x
  2. Step 2: Convert to fraction form
    1,537,521.80/2,306,562.15 = 769,420.67/x
  3. Step 3: Cross multiply
    1,537,521.80x = 2,306,562.15 × 769,420.67
  4. Step 4: Simplify right side
    1,537,521.80x = 1,774,716,579,469.73
  5. Step 5: Solve for x
    x = 1,774,716,579,469.73/1,537,521.80
  6. Step 6: Final answer
    x = 1,154,270.84

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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.