Home / 1,324,645.65-1,828,295.87-808,288.91

Finding the Fourth Proportional to 1,324,645.65, 1,828,295.87 and 808,288.91

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Solution

The fourth proportional to 1,324,645.65, 1,828,295.87 and 808,288.91 is: 1,115,612.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,645.65 : 1,828,295.87 = 808,288.91 : x
  2. Step 2: Convert to fraction form
    1,324,645.65/1,828,295.87 = 808,288.91/x
  3. Step 3: Cross multiply
    1,324,645.65x = 1,828,295.87 × 808,288.91
  4. Step 4: Simplify right side
    1,324,645.65x = 1,477,791,274,139.61
  5. Step 5: Solve for x
    x = 1,477,791,274,139.61/1,324,645.65
  6. Step 6: Final answer
    x = 1,115,612.52

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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.