Home / 2,162,282.24-3,243,427.20-666,364.16

Finding the Fourth Proportional to 2,162,282.24, 3,243,427.20 and 666,364.16

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Solution

The fourth proportional to 2,162,282.24, 3,243,427.20 and 666,364.16 is: 999,547.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,162,282.24 : 3,243,427.20 = 666,364.16 : x
  2. Step 2: Convert to fraction form
    2,162,282.24/3,243,427.20 = 666,364.16/x
  3. Step 3: Cross multiply
    2,162,282.24x = 3,243,427.20 × 666,364.16
  4. Step 4: Simplify right side
    2,162,282.24x = 2,161,303,641,649.15
  5. Step 5: Solve for x
    x = 2,161,303,641,649.15/2,162,282.24
  6. Step 6: Final answer
    x = 999,547.42

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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.