Home / 1,006,452.84-1,388,885.06-553,751.40

Finding the Fourth Proportional to 1,006,452.84, 1,388,885.06 and 553,751.40

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Solution

The fourth proportional to 1,006,452.84, 1,388,885.06 and 553,751.40 is: 764,166.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,452.84 : 1,388,885.06 = 553,751.40 : x
  2. Step 2: Convert to fraction form
    1,006,452.84/1,388,885.06 = 553,751.40/x
  3. Step 3: Cross multiply
    1,006,452.84x = 1,388,885.06 × 553,751.40
  4. Step 4: Simplify right side
    1,006,452.84x = 769,097,046,414.08
  5. Step 5: Solve for x
    x = 769,097,046,414.08/1,006,452.84
  6. Step 6: Final answer
    x = 764,166.01

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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.