Home / 1,913,551.62-2,870,680.59-791,708.10

Finding the Fourth Proportional to 1,913,551.62, 2,870,680.59 and 791,708.10

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Solution

The fourth proportional to 1,913,551.62, 2,870,680.59 and 791,708.10 is: 1,187,708.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913,551.62 : 2,870,680.59 = 791,708.10 : x
  2. Step 2: Convert to fraction form
    1,913,551.62/2,870,680.59 = 791,708.10/x
  3. Step 3: Cross multiply
    1,913,551.62x = 2,870,680.59 × 791,708.10
  4. Step 4: Simplify right side
    1,913,551.62x = 2,272,741,075,615.78
  5. Step 5: Solve for x
    x = 2,272,741,075,615.78/1,913,551.62
  6. Step 6: Final answer
    x = 1,187,708.27

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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.