Home / 1,401,863.27-1,934,568.81-757,281.47

Finding the Fourth Proportional to 1,401,863.27, 1,934,568.81 and 757,281.47

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Solution

The fourth proportional to 1,401,863.27, 1,934,568.81 and 757,281.47 is: 1,045,047.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,863.27 : 1,934,568.81 = 757,281.47 : x
  2. Step 2: Convert to fraction form
    1,401,863.27/1,934,568.81 = 757,281.47/x
  3. Step 3: Cross multiply
    1,401,863.27x = 1,934,568.81 × 757,281.47
  4. Step 4: Simplify right side
    1,401,863.27x = 1,465,013,102,580.11
  5. Step 5: Solve for x
    x = 1,465,013,102,580.11/1,401,863.27
  6. Step 6: Final answer
    x = 1,045,047.07

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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.