Home / 1,968,792.50-2,717,534.14-1,142,074.98

Finding the Fourth Proportional to 1,968,792.50, 2,717,534.14 and 1,142,074.98

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Solution

The fourth proportional to 1,968,792.50, 2,717,534.14 and 1,142,074.98 is: 1,576,411.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,792.50 : 2,717,534.14 = 1,142,074.98 : x
  2. Step 2: Convert to fraction form
    1,968,792.50/2,717,534.14 = 1,142,074.98/x
  3. Step 3: Cross multiply
    1,968,792.50x = 2,717,534.14 × 1,142,074.98
  4. Step 4: Simplify right side
    1,968,792.50x = 3,103,627,748,589.82
  5. Step 5: Solve for x
    x = 3,103,627,748,589.82/1,968,792.50
  6. Step 6: Final answer
    x = 1,576,411.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.