Home / 1,668,551.16-2,503,452.18-770,423.16

Finding the Fourth Proportional to 1,668,551.16, 2,503,452.18 and 770,423.16

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Solution

The fourth proportional to 1,668,551.16, 2,503,452.18 and 770,423.16 is: 1,155,923.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,551.16 : 2,503,452.18 = 770,423.16 : x
  2. Step 2: Convert to fraction form
    1,668,551.16/2,503,452.18 = 770,423.16/x
  3. Step 3: Cross multiply
    1,668,551.16x = 2,503,452.18 × 770,423.16
  4. Step 4: Simplify right side
    1,668,551.16x = 1,928,717,539,424.49
  5. Step 5: Solve for x
    x = 1,928,717,539,424.49/1,668,551.16
  6. Step 6: Final answer
    x = 1,155,923.53

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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.