Home / 3,040,925.40-4,196,061.90-1,816,972.20

Finding the Fourth Proportional to 3,040,925.40, 4,196,061.90 and 1,816,972.20

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Solution

The fourth proportional to 3,040,925.40, 4,196,061.90 and 1,816,972.20 is: 2,507,173.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040,925.40 : 4,196,061.90 = 1,816,972.20 : x
  2. Step 2: Convert to fraction form
    3,040,925.40/4,196,061.90 = 1,816,972.20/x
  3. Step 3: Cross multiply
    3,040,925.40x = 4,196,061.90 × 1,816,972.20
  4. Step 4: Simplify right side
    3,040,925.40x = 7,624,127,821,779.18
  5. Step 5: Solve for x
    x = 7,624,127,821,779.18/3,040,925.40
  6. Step 6: Final answer
    x = 2,507,173.58

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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.