Home / 1,186,822.01-1,780,208.10-288,268.16

Finding the Fourth Proportional to 1,186,822.01, 1,780,208.10 and 288,268.16

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Solution

The fourth proportional to 1,186,822.01, 1,780,208.10 and 288,268.16 is: 432,396.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,822.01 : 1,780,208.10 = 288,268.16 : x
  2. Step 2: Convert to fraction form
    1,186,822.01/1,780,208.10 = 288,268.16/x
  3. Step 3: Cross multiply
    1,186,822.01x = 1,780,208.10 × 288,268.16
  4. Step 4: Simplify right side
    1,186,822.01x = 513,177,304,503.06
  5. Step 5: Solve for x
    x = 513,177,304,503.06/1,186,822.01
  6. Step 6: Final answer
    x = 432,396.18

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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.