Home / 1,487,290.12-2,052,450.60-808,226.56

Finding the Fourth Proportional to 1,487,290.12, 2,052,450.60 and 808,226.56

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Solution

The fourth proportional to 1,487,290.12, 2,052,450.60 and 808,226.56 is: 1,115,347.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,290.12 : 2,052,450.60 = 808,226.56 : x
  2. Step 2: Convert to fraction form
    1,487,290.12/2,052,450.60 = 808,226.56/x
  3. Step 3: Cross multiply
    1,487,290.12x = 2,052,450.60 × 808,226.56
  4. Step 4: Simplify right side
    1,487,290.12x = 1,658,845,088,007.94
  5. Step 5: Solve for x
    x = 1,658,845,088,007.94/1,487,290.12
  6. Step 6: Final answer
    x = 1,115,347.35

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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.