Home / 1,688,086.55-2,532,126.03-1,304,393.37

Finding the Fourth Proportional to 1,688,086.55, 2,532,126.03 and 1,304,393.37

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Solution

The fourth proportional to 1,688,086.55, 2,532,126.03 and 1,304,393.37 is: 1,956,587.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,086.55 : 2,532,126.03 = 1,304,393.37 : x
  2. Step 2: Convert to fraction form
    1,688,086.55/2,532,126.03 = 1,304,393.37/x
  3. Step 3: Cross multiply
    1,688,086.55x = 2,532,126.03 × 1,304,393.37
  4. Step 4: Simplify right side
    1,688,086.55x = 3,302,888,405,536.42
  5. Step 5: Solve for x
    x = 3,302,888,405,536.42/1,688,086.55
  6. Step 6: Final answer
    x = 1,956,587.12

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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.