Home / 2,547,810.84-3,821,241.48-818,710.66

Finding the Fourth Proportional to 2,547,810.84, 3,821,241.48 and 818,710.66

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Solution

The fourth proportional to 2,547,810.84, 3,821,241.48 and 818,710.66 is: 1,227,913.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,547,810.84 : 3,821,241.48 = 818,710.66 : x
  2. Step 2: Convert to fraction form
    2,547,810.84/3,821,241.48 = 818,710.66/x
  3. Step 3: Cross multiply
    2,547,810.84x = 3,821,241.48 × 818,710.66
  4. Step 4: Simplify right side
    2,547,810.84x = 3,128,491,152,320.41
  5. Step 5: Solve for x
    x = 3,128,491,152,320.41/2,547,810.84
  6. Step 6: Final answer
    x = 1,227,913.43

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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.