Home / 1,352,019.30-1,865,657.12-808,046.79

Finding the Fourth Proportional to 1,352,019.30, 1,865,657.12 and 808,046.79

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Solution

The fourth proportional to 1,352,019.30, 1,865,657.12 and 808,046.79 is: 1,115,027.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,019.30 : 1,865,657.12 = 808,046.79 : x
  2. Step 2: Convert to fraction form
    1,352,019.30/1,865,657.12 = 808,046.79/x
  3. Step 3: Cross multiply
    1,352,019.30x = 1,865,657.12 × 808,046.79
  4. Step 4: Simplify right side
    1,352,019.30x = 1,507,538,243,016.41
  5. Step 5: Solve for x
    x = 1,507,538,243,016.41/1,352,019.30
  6. Step 6: Final answer
    x = 1,115,027.16

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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.