Home / 1,461,084.84-2,016,340.38-816,506.88

Finding the Fourth Proportional to 1,461,084.84, 2,016,340.38 and 816,506.88

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Solution

The fourth proportional to 1,461,084.84, 2,016,340.38 and 816,506.88 is: 1,126,803.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,084.84 : 2,016,340.38 = 816,506.88 : x
  2. Step 2: Convert to fraction form
    1,461,084.84/2,016,340.38 = 816,506.88/x
  3. Step 3: Cross multiply
    1,461,084.84x = 2,016,340.38 × 816,506.88
  4. Step 4: Simplify right side
    1,461,084.84x = 1,646,355,792,691.81
  5. Step 5: Solve for x
    x = 1,646,355,792,691.81/1,461,084.84
  6. Step 6: Final answer
    x = 1,126,803.69

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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.