Home / 1,036,005.10-1,554,007.65-756,069.10

Finding the Fourth Proportional to 1,036,005.10, 1,554,007.65 and 756,069.10

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Solution

The fourth proportional to 1,036,005.10, 1,554,007.65 and 756,069.10 is: 1,134,103.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,005.10 : 1,554,007.65 = 756,069.10 : x
  2. Step 2: Convert to fraction form
    1,036,005.10/1,554,007.65 = 756,069.10/x
  3. Step 3: Cross multiply
    1,036,005.10x = 1,554,007.65 × 756,069.10
  4. Step 4: Simplify right side
    1,036,005.10x = 1,174,937,165,328.62
  5. Step 5: Solve for x
    x = 1,174,937,165,328.62/1,036,005.10
  6. Step 6: Final answer
    x = 1,134,103.65

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Double scale
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Similar ratio
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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.