Home / 1,359,164.10-1,875,465.94-842,729.62

Finding the Fourth Proportional to 1,359,164.10, 1,875,465.94 and 842,729.62

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Solution

The fourth proportional to 1,359,164.10, 1,875,465.94 and 842,729.62 is: 1,162,854.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,164.10 : 1,875,465.94 = 842,729.62 : x
  2. Step 2: Convert to fraction form
    1,359,164.10/1,875,465.94 = 842,729.62/x
  3. Step 3: Cross multiply
    1,359,164.10x = 1,875,465.94 × 842,729.62
  4. Step 4: Simplify right side
    1,359,164.10x = 1,580,510,698,939.14
  5. Step 5: Solve for x
    x = 1,580,510,698,939.14/1,359,164.10
  6. Step 6: Final answer
    x = 1,162,854.95

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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.