Home / 2,813,475.78-4,215,405.51-2,010,655.62

Finding the Fourth Proportional to 2,813,475.78, 4,215,405.51 and 2,010,655.62

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Solution

The fourth proportional to 2,813,475.78, 4,215,405.51 and 2,010,655.62 is: 3,012,547.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813,475.78 : 4,215,405.51 = 2,010,655.62 : x
  2. Step 2: Convert to fraction form
    2,813,475.78/4,215,405.51 = 2,010,655.62/x
  3. Step 3: Cross multiply
    2,813,475.78x = 4,215,405.51 × 2,010,655.62
  4. Step 4: Simplify right side
    2,813,475.78x = 8,475,728,779,260.47
  5. Step 5: Solve for x
    x = 8,475,728,779,260.47/2,813,475.78
  6. Step 6: Final answer
    x = 3,012,547.27

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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.