Home / 1,417,450.42-1,956,113.85-805,506.76

Finding the Fourth Proportional to 1,417,450.42, 1,956,113.85 and 805,506.76

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Solution

The fourth proportional to 1,417,450.42, 1,956,113.85 and 805,506.76 is: 1,111,617.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,450.42 : 1,956,113.85 = 805,506.76 : x
  2. Step 2: Convert to fraction form
    1,417,450.42/1,956,113.85 = 805,506.76/x
  3. Step 3: Cross multiply
    1,417,450.42x = 1,956,113.85 × 805,506.76
  4. Step 4: Simplify right side
    1,417,450.42x = 1,575,662,929,504.63
  5. Step 5: Solve for x
    x = 1,575,662,929,504.63/1,417,450.42
  6. Step 6: Final answer
    x = 1,111,617.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.