Home / 1,537,522.80-2,306,563.65-769,421.67

Finding the Fourth Proportional to 1,537,522.80, 2,306,563.65 and 769,421.67

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Solution

The fourth proportional to 1,537,522.80, 2,306,563.65 and 769,421.67 is: 1,154,272.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,522.80 : 2,306,563.65 = 769,421.67 : x
  2. Step 2: Convert to fraction form
    1,537,522.80/2,306,563.65 = 769,421.67/x
  3. Step 3: Cross multiply
    1,537,522.80x = 2,306,563.65 × 769,421.67
  4. Step 4: Simplify right side
    1,537,522.80x = 1,774,720,055,544.30
  5. Step 5: Solve for x
    x = 1,774,720,055,544.30/1,537,522.80
  6. Step 6: Final answer
    x = 1,154,272.35

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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.