Home / 1,685,554.70-2,528,660.10-487,516.10

Finding the Fourth Proportional to 1,685,554.70, 2,528,660.10 and 487,516.10

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Solution

The fourth proportional to 1,685,554.70, 2,528,660.10 and 487,516.10 is: 731,369.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,554.70 : 2,528,660.10 = 487,516.10 : x
  2. Step 2: Convert to fraction form
    1,685,554.70/2,528,660.10 = 487,516.10/x
  3. Step 3: Cross multiply
    1,685,554.70x = 2,528,660.10 × 487,516.10
  4. Step 4: Simplify right side
    1,685,554.70x = 1,232,762,510,177.61
  5. Step 5: Solve for x
    x = 1,232,762,510,177.61/1,685,554.70
  6. Step 6: Final answer
    x = 731,369.03

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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.