Home / 2,011,015.10-3,016,522.65-812,320.40

Finding the Fourth Proportional to 2,011,015.10, 3,016,522.65 and 812,320.40

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Solution

The fourth proportional to 2,011,015.10, 3,016,522.65 and 812,320.40 is: 1,218,480.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,015.10 : 3,016,522.65 = 812,320.40 : x
  2. Step 2: Convert to fraction form
    2,011,015.10/3,016,522.65 = 812,320.40/x
  3. Step 3: Cross multiply
    2,011,015.10x = 3,016,522.65 × 812,320.40
  4. Step 4: Simplify right side
    2,011,015.10x = 2,450,382,885,657.06
  5. Step 5: Solve for x
    x = 2,450,382,885,657.06/2,011,015.10
  6. Step 6: Final answer
    x = 1,218,480.60

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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.