Home / 1,909,424.22-2,863,732.94-561,220.12

Finding the Fourth Proportional to 1,909,424.22, 2,863,732.94 and 561,220.12

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Solution

The fourth proportional to 1,909,424.22, 2,863,732.94 and 561,220.12 is: 841,711.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,424.22 : 2,863,732.94 = 561,220.12 : x
  2. Step 2: Convert to fraction form
    1,909,424.22/2,863,732.94 = 561,220.12/x
  3. Step 3: Cross multiply
    1,909,424.22x = 2,863,732.94 × 561,220.12
  4. Step 4: Simplify right side
    1,909,424.22x = 1,607,184,547,112.89
  5. Step 5: Solve for x
    x = 1,607,184,547,112.89/1,909,424.22
  6. Step 6: Final answer
    x = 841,711.62

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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.