Home / 1,568,176.29-2,352,290.24-430,931.39

Finding the Fourth Proportional to 1,568,176.29, 2,352,290.24 and 430,931.39

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Solution

The fourth proportional to 1,568,176.29, 2,352,290.24 and 430,931.39 is: 646,404.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568,176.29 : 2,352,290.24 = 430,931.39 : x
  2. Step 2: Convert to fraction form
    1,568,176.29/2,352,290.24 = 430,931.39/x
  3. Step 3: Cross multiply
    1,568,176.29x = 2,352,290.24 × 430,931.39
  4. Step 4: Simplify right side
    1,568,176.29x = 1,013,675,688,890.53
  5. Step 5: Solve for x
    x = 1,013,675,688,890.53/1,568,176.29
  6. Step 6: Final answer
    x = 646,404.17

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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.