Home / 1,013,453.10-1,398,581.64-554,607.54

Finding the Fourth Proportional to 1,013,453.10, 1,398,581.64 and 554,607.54

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Solution

The fourth proportional to 1,013,453.10, 1,398,581.64 and 554,607.54 is: 765,367.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,453.10 : 1,398,581.64 = 554,607.54 : x
  2. Step 2: Convert to fraction form
    1,013,453.10/1,398,581.64 = 554,607.54/x
  3. Step 3: Cross multiply
    1,013,453.10x = 1,398,581.64 × 554,607.54
  4. Step 4: Simplify right side
    1,013,453.10x = 775,663,922,849.57
  5. Step 5: Solve for x
    x = 775,663,922,849.57/1,013,453.10
  6. Step 6: Final answer
    x = 765,367.36

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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.