Home / 4,086,988.33-6,130,478.78-1,927,509.70

Finding the Fourth Proportional to 4,086,988.33, 6,130,478.78 and 1,927,509.70

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Solution

The fourth proportional to 4,086,988.33, 6,130,478.78 and 1,927,509.70 is: 2,891,262.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086,988.33 : 6,130,478.78 = 1,927,509.70 : x
  2. Step 2: Convert to fraction form
    4,086,988.33/6,130,478.78 = 1,927,509.70/x
  3. Step 3: Cross multiply
    4,086,988.33x = 6,130,478.78 × 1,927,509.70
  4. Step 4: Simplify right side
    4,086,988.33x = 11,816,557,314,094.17
  5. Step 5: Solve for x
    x = 11,816,557,314,094.17/4,086,988.33
  6. Step 6: Final answer
    x = 2,891,262.80

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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.