Home / 2,011,010.10-3,016,515.15-812,315.40

Finding the Fourth Proportional to 2,011,010.10, 3,016,515.15 and 812,315.40

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Solution

The fourth proportional to 2,011,010.10, 3,016,515.15 and 812,315.40 is: 1,218,473.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,010.10 : 3,016,515.15 = 812,315.40 : x
  2. Step 2: Convert to fraction form
    2,011,010.10/3,016,515.15 = 812,315.40/x
  3. Step 3: Cross multiply
    2,011,010.10x = 3,016,515.15 × 812,315.40
  4. Step 4: Simplify right side
    2,011,010.10x = 2,450,361,710,678.31
  5. Step 5: Solve for x
    x = 2,450,361,710,678.31/2,011,010.10
  6. Step 6: Final answer
    x = 1,218,473.10

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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.