Home / 1,406,940.03-2,111,046.71-553,776.75

Finding the Fourth Proportional to 1,406,940.03, 2,111,046.71 and 553,776.75

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Solution

The fourth proportional to 1,406,940.03, 2,111,046.71 and 553,776.75 is: 830,915.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,940.03 : 2,111,046.71 = 553,776.75 : x
  2. Step 2: Convert to fraction form
    1,406,940.03/2,111,046.71 = 553,776.75/x
  3. Step 3: Cross multiply
    1,406,940.03x = 2,111,046.71 × 553,776.75
  4. Step 4: Simplify right side
    1,406,940.03x = 1,169,048,583,393.11
  5. Step 5: Solve for x
    x = 1,169,048,583,393.11/1,406,940.03
  6. Step 6: Final answer
    x = 830,915.72

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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.