Home / 1,168,370.10-1,752,555.15-664,485.30

Finding the Fourth Proportional to 1,168,370.10, 1,752,555.15 and 664,485.30

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Solution

The fourth proportional to 1,168,370.10, 1,752,555.15 and 664,485.30 is: 996,727.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,370.10 : 1,752,555.15 = 664,485.30 : x
  2. Step 2: Convert to fraction form
    1,168,370.10/1,752,555.15 = 664,485.30/x
  3. Step 3: Cross multiply
    1,168,370.10x = 1,752,555.15 × 664,485.30
  4. Step 4: Simplify right side
    1,168,370.10x = 1,164,547,134,614.30
  5. Step 5: Solve for x
    x = 1,164,547,134,614.30/1,168,370.10
  6. Step 6: Final answer
    x = 996,727.95

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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.